This is an example of mutualism, a type of symbiosis in which both species benefit. In this case, the saguaro cactus provides food for the white-winged dove, and in return the dove deposits the seeds of the cactus in new locations, helping the cactus to propagate.
Mutualism plays an important role in nature, as it helps to ensure the survival of both species. In this case, the saguaro cactus needs the white-winged dove to spread its seeds and help it to propagate, while the dove relies on the cactus for food. This type of symbiotic relationship can be seen in numerous species throughout the world, and is an important factor in maintaining the balance of nature.
In addition to providing food for the white-winged dove, the saguaro cactus also offers other benefits. Its large fruit is a valuable source of nutrition for other species, such as birds, mammals, and reptiles. The cactus also provides shelter for various animals, including bats, lizards, and hummingbirds. The shade from the cactus helps to keep the environment cooler, which can be beneficial to other species in the area.
For more information on Mutualism , visit :
https://brainly.com/question/9557750
#SPJ4
The average rate of primary production in the open ocean is 125 gC/m2/yr. In the most productive ecosystems such as algal beds and coral reefs, the average production is 2000 gC/m2/yr. How many years would it take to accumulate 2000 gC/m2 on the deep-sea floor in the open ocean
Higher chlorophyll fixations and overall higher efficiency are seen on the equator, along the coasts (particularly eastern edges), and in the high-scope sea.
Makers. Essential makers — including microscopic organisms, phytoplankton, and green growth — structure the most minimal trophic level, the foundation of the amphibian food web.
In spite of the fact that they possess under two percent of the seas, the beachfront upwelling regions in the eastern pieces of the Pacific and Atlantic Seas are among the organically most useful marine regions around the world.
The highest zone, from the ocean surface to a profundity of 200 m (656 ft), is known as the epipelagic or photic zone. A lot of accessible daylight makes this the most useful zone of the sea.
To learn more about Primary producers here
https://brainly.com/question/11173626
#SPJ4
Individuals with a(n) ________ body type gain muscle more easily than individuals with other body types.
Individuals with a(n) mesomorphic body type gain muscle more easily than individuals with other body types.
Mesomorphic body types are characterized by a broad chest, long limbs, and a V-shaped torso. Individuals with this body type typically gain muscle more easily than those with other body types. This is due to the fact that their bodies naturally contain more lean muscle mass and their metabolism is higher. They also tend to build muscle more quickly in response to exercise and have more balanced levels of hormones that stimulate muscle growth.
Additionally, they have an advantage in terms of how quickly they can recover from intense exercise, allowing them to continue to progress in their workouts. For these reasons, individuals with a mesomorphic body type are able to gain muscle quickly and easily.
To learn more about mesomorphic visit:
https://brainly.com/question/1692386
#SPJ4
In toxicity testing, the dose of a chemical above which there is a measurable decline in the health of the organism being tested is referred to as
In toxicity testing, the dose of a chemical above which there is a measurable decline in the health of the organism being tested is referred to as the toxicity threshold.
A level of the dose above which the toxic effects of the dose can be observed in an organism is known as the toxicity threshold.
Below the threshold dose, no toxic effects are observed. Toxicity testing, also referred to as safety testing or toxicity analysis, is the study of the extent to which an interested substance adversely affects an organism’s normal functions, based on exposure time, exposure route, and concentration of the substance.
To learn more about the toxicity, refer to the link:
https://brainly.com/question/1563060
#SPJ1
. A student using a compound
light microscope
to study plant cells observed that most of the
cells resembled the one shown in the following
diagram.
Under the compound microscope, a plant cell exposed to a cytoplasmically hypertonic liquid will appear smaller or constricted than a typical cell.
What is a microscope?Equipment called a microscope is used to see things that are too small to be seen with the unaided eye. In science labs and schools, microscopes are frequently used to view a variety of minute objects, including cells, bacteria, tissue structures, minerals, and electronics. Magnification (enlarging the image) and contrast are provided by microscopes (making them stand out of the background). To do this, microscopes are composed of a few magnification lenses, each with a different level of magnification and focusing power.
What do you understand by hypertonic liquid?The salt solution is hypertonic with regard to the interior of the cells if there is a larger concentration of solutes outside the cell than inside it, as would occur if you placed red blood cells in a concentrated salt solution. Crenation, or the process by which red blood cells shrink and shrivel as water escapes, occurs until the solute concentration within and outside of the red blood cells is the same.
To know more about microscopes, check out:
https://brainly.com/question/820911
#SPJ1
What is the process in prophase I that has caused genetic material exchange to take place?
Chromosome crossover is the mechanism by which homologous chromosomes couple up and exchange genetic material during prophase I.
Leptotene, zygotene, pachytene, diplotene, and diakinesis make up prophase I's five stages. Several significant activities, including as the pairing of homologous chromosomes and the reciprocal exchange of genetic material between these homologous chromosomes, take place during these stages in addition to those that take place in mitotic prophase. Prophase I progresses at varying rates according on sex and species.
Until ovulation, several species halt meiosis in the diplotene of prophase I. In humans, oocytes can be stopped in prophase I for decades before swiftly completing meiosis I just before ovulation.
Learn more about prophase I to visit this link
https://brainly.com/question/23718222
#SPJ4
Describe how plants and animals each contribute to the survival?
Animals breathe in oxygen and emit carbon dioxide. Plants remove oxygen from the atmosphere while absorbing carbon dioxide. Animals can find food and refuge in plants.
A biotic community, or biota, made up of various plants, animals, and microbes coexists and is interconnected throughout the forest. There is direct or indirect interdependence between plants and animals. For instance, rodents eat plants and grains, and after being devoured by snakes, rats serve as a diet for eagles. Since the beginning of time, animals and plants have coexisted in a symbiotic connection. Just as plants provided the habitat for animals to thrive on land, animals also assisted plants in surviving by giving fertiliser through faeces and animal decomposition. Animals help pollinate plants and contribute carbon dioxide, which plants use as a source of energy. All these significant effects take place as a result of the interdependence of the plants and animals in the food chain.
To learn more about plants click on the given link: https://brainly.com/question/13052059
#SPJ4
How doe changing the amplitude of a WATER wave affect what we ee/hear/experience? How and how would we likely experience thi in our everyday life?
The higher the amplitude, the higher the energy. To summarise, waves carry energy. The amount of energy they carry is related to their frequency and their amplitude. The higher the frequency, the more energy, and the higher the amplitude, the more energy.
Waves of heat, light, sound, and water carry a variety of energies. All types of energy can be converted into work because energy is defined as the capacity to perform work. The movement of an object in the direction of the force acting on it is referred to as work in science. When they move items, waves do really work. This process is evident when sand is carried or large logs are moved across ocean basins. Work can also be transformed into the acoustic energy produced when waves crash on the coast. The potent force of waves can also be used to move generator components and generate electricity.
To learn more about amplitude please visit here:
https://brainly.com/question/8662436
#SPJ4
-would you expect someone with emphysema to have a greater or lesser vital capacity than someone without the disease ? why?
It is expected someone with emphysema has a lesser vital capacity than someone without the disease simply because it decreases the ability to recover air during the process of breathing.
What is an emphysema medical condition?An emphysema medical condition may be considered as a health problem that decreased the ability of the lungs to take air due to impairment in the process of exhalation, which causes shortness of breathing responses in the individual affected by this problem. Emphysema is caused by injuries that are able to affect the air sacs present in the lung tissues, which decrease the ability to interchange gases (oxygen and carbon dioxide) during respiration.
Therefore, with this data, we can see that emphysema is a medical condition that decreases the ability to breathe and thus also it is detrimental to the vital capacity of the lungs.
Learn more about an emphysema medical condition here:
https://brainly.com/question/22864243
#SPJ1
Plant selection is important for a rain garden. Which of the following best describes the types of plants that would be most effective to use in the rain garden in this experimental design to reduce the impact of urban runoff
Plants that are native to the local area and are well-suited to the soil and climate would be most effective to use in a rain garden to reduce the impact of urban runoff.
These plants have deep root systems that help to absorb and filter water, reducing the amount of runoff that enters local waterways. They also help to reduce erosion and improve water quality. Additionally, plants that are drought-tolerant and able to withstand periods of standing water would be beneficial, as rain gardens can hold water for extended periods. It is important to note that the choice of plants will depend on the local conditions and the experimental design of the rain garden, for example, the pH of the soil, the amount of sun exposure, and the size and location of the rain garden. An expert in the field of horticulture or hydrology would be best suited to make recommendations for plants that would be most effective in a given location.
learn more about plants here:
https://brainly.com/question/3663830
#SPJ4
This is all the information it gives
Food coloring molecules in both the hue yellow and the color blue are tiny.
What does the word "membrane" mean?The small piece that defines the external perimeter of a live colony or a interior cell compartment is known in biology as a membrane. The organelles are the spaces surrounded by internal membranes and have the plasma membrane as their external border.
What purposes do membranes serve?Therefore, the cell membrane serves two purposes: first, as a barrier preserving the components in and undesired things out, and second, as a gate permitting the passage of vital nutrients into the cell and the movement of waste products out of the cell.
To know ore about Membrane visit:
https://brainly.com/question/1768729
#SPJ1
What are some of the strategies which can be used on an individual with chronic disease to enable change of behaviour overtime?
When it comes to helping individuals with chronic diseases to change their behaviors and habits, some of the most effective strategies include:
Education: Educating the individual about the condition, the risks of not changing their behaviors, and the potential benefits of changing them.Goal Setting: Helping the individual to set realistic, achievable goals for behavior change, and then providing support and encouragement throughout the process.Self-Monitoring: Encouraging the individual to track their progress in making changes to their behaviors, either through physical notebooks or via apps.Motivation: Offering incentives and rewards for positive behavior change, such as giving praise or offering rewards for small successes.Social Support: Helping the individual to build a support network of friends and family who can provide motivation, assistance, and accountability throughout the process.Cognitive Restructuring: Helping the individual to identify and challenge the negative thoughts and beliefs that may be contributing to the negative behaviors, and replacing them with more positive and helpful thoughts.Problem-Solving: Working with the individual to develop strategies for overcoming obstacles that may be standing in the way of making changes.Learn more about strategies:
https://brainly.com/question/27747591
#SPJ4
When examining the genetic code, it is apparent that ________.
O there are 44 stop codons because there are only 20 amino acids
O AUG is a terminating codon
O there can be more than one codon for a particular amino acid
O the code is ambiguous in that the same codon can code for two or more amino acids
O there can be more than one amino acid for a particular codon
When examining the genetic code, it is apparent that: There can be more than one codon for a particular amino acid.
The genetic code is a set of rules used by living cells to convert information held in genetic material (nucleotide triplet sequences, or codons) into proteins.
The ribosome joins proteinogenic amino acids in the order prescribed by messenger RNA (mRNA), transporting amino acids and reading the mRNA three nucleotides at a time. The genetic code is relatively similar among all creatures and may be stated in a simple table with 64 items.
Learn more about genetic code to visit this link
https://brainly.com/question/29413263
#SPJ4
Using your prior knowledge in the background information about the Asian ladybug, fill in each of the
Hurry HELP ME WITH THIS PLEASE!!!!!
The values for the speed of the scientists and the distance time graph are found as follows;
6. Please find attached the required distance time graph for each scientist
7. Newton's speed is about 1.[tex]\overline{1}[/tex] m/s
Madam Curie's speed is 2.5 m/s
Tyson's speed is 1.[tex]\overline{428571}[/tex] m/s
8. Madam Curie won the race, Tyson was second and Newton was third
9. The slope of the lines on the graphs are
The slope on Newton's graph = 1.[tex]\overline{1}[/tex]
Slope on Madam Curie's graph = 2.5
Slope on Tyson's graph = 1.[tex]\overline{428571}[/tex]
What is the slope of a linear graph?The slope of a graph is the ratio of the rise to the run of the line on the graph.
The specified information in the question are as follows;
The time it takes Newton to complete the 10 meters walk = 9 seconds
The time it takes Madame Curie to complete the distance of 10 meters = 4 seconds
The time it takes Tyson to complete the 10 meter distance while balancing the apple on his head = 7 seconds
The formula for the speed is; Speed = Distance/time
[tex]Speed = \dfrac{Distance}{Time}[/tex]
Distance = Time × Speed
Therefore, distance is directly proportional to the time of travel at a specified speed
The graph of the distance to time is therefore a straight line passing through the origin.
The coordinate of the origin (0, 0) is a point on the graph of each person.
The other point are specified by the value, y = 10 meters, and t as follows;
The points on the graph of Newton are (9, 10), (0, 0)
Newton's speed = 10 m/(9 s)= 1.[tex]\overline{1}[/tex] m/s
The point on the graph of Madam Curie are (4, 10), (0, 0)
Madam Curie's speed = 10 m/(4 s) = 2.5 m/s
Points on the graph for Tyson are (7, 10), (0, 0)
Tyson's speed = 10 m/(7 s) = 1.[tex]\overline{428571}[/tex] m/s
Please find the distance vs. time graph for each scientist created with MS Excel
7. The formula for the speed of each scientist is presented as follows;
[tex]Speed = \dfrac{Distance }{Time}[/tex]
Newton's speed = 10 m/(9 s) = 1.[tex]\overline{1}[/tex] m/s
Madam Curie's speed = 10 m/(4 s) = 2.5 m/s
Tyson's speed = 10 m/(7 s) = 1.[tex]\overline{428571}[/tex] m/s
8. The winner of the race is the scientist with the highest speed, who completes the 10 meter distance in the shortest time, which is Madam Curie
The scientist that was second is the scientist with the second fastest time, which is Tyson
The scientist that was third is Newton
9. The slope of the line is equivalent to the speed of each scientist, therefore;
The slope for Newton's distance time graph is 1.[tex]\overline{1}[/tex] m/s
Slope for the graph for Madam Curie is 2.5
Slope for the distance to time graph for Tyson is 1.[tex]\overline{428571}[/tex]
Learn more on the distance time graph here: https://brainly.com/question/17330529
#SPJ1
What makes a body of water a lake?
If a body of water satisfies the following requirements, it is typically referred to be a lake. There is a body of still water there that is encircled by land. It does not belong to or connect to an ocean or sea, nor is it a river or other body of water that does.
Its features are not reliant on those of another body of water since it has its own ecology. It is a sizable body of water, often larger than a pond, and ranges in size from little ponds to enormous lakes like Lake Superior and Lake Victoria.
Although it can be constructed by human activity such as damming a river or glacial activity, this reservoir was not made by humans.
It's worth noting that the definition of a lake can vary depending on the region, and some bodies of water that are called lakes in one area may not be considered lakes in another area. Additionally, some bodies of water that meet these criteria may not be referred to as lakes, but rather as bodies of water such as a loch in Scotland or a fjord in Norway.
To learn more about bodies of water
https://brainly.com/question/799848
#SPJ4
Muddy shores tend to have lower biodiversity than rocky shores. Explain why habitats with low biodiversity tend to contain wide ecological niches
Habitats with low biodiversity tend to contain wide ecological niches because they are characterized by limited resources and a lack of species diversity.
When resources are limited, the competition for those resources is high, meaning that the few species that do exist must compete for the same resources. This competition can result in the emergence of an ecological niche, where a single species can monopolize a resource due to its unique adaptations that allow it to successfully exploit the available resources.
Muddy shores, which are made up of sedimentary deposits, are often characterized by limited resources and a lack of species diversity. These shallow habitats tend to be low in oxygen, making it difficult for many species to survive. Additionally, the sedimentary deposits can be unstable, making it difficult for species to establish themselves in the habitat. As a result, muddy shores tend to have fewer species present, resulting in a wide ecological niche.
Wide ecological niches can also be caused by the presence of physical barriers or abiotic factors such as temperature and salinity. For example, muddy shores tend to have higher temperatures than rocky shores due to their shallow depths. This higher temperature can limit the types of species that can survive in the habitat, resulting in fewer species and a wide ecological niche. Additionally, the muddy sediment can have a high level of salinity, which can also limit the types of species that can survive.
Learn more about ecological niches at :https://brainly.com/question/992153
#SPJ4
A _____________ forms as a result of lava that has cooled at the top of a volcano.
a.
vent
b.
caldera
c.
pipe
d.
chamber
Please select the best answer from the choices provided
A
B
C
D
Answer:
B caldera forms as a result of lava that has cooled at the top of a volcano.
Explanation:
What gene(s) would be transcribed in a cell in which the green, blue, and yellow activators are present
Gene 4 , Constitutive genes are those that are active at all times. Ribosome genes are one example. They are continually translated because ribosomes are required for protein synthesis.
Promoters are DNA regions that can be identified by the transcription factor protein family. To coordinate transcription, these proteins interact with the DNA (or block them from getting started). To put it another way, transcription factors help direct attention to or away from specific genes.
feedback: A gene's expression can be controlled by cis-regulatory regions and transcription regulators that work in trans.
Learn more about to Gene
https://brainly.com/question/8832859
#SPJ4
_____ produces most of the Earth’s oxygen
a) Land plants
b) Soil bacteria
c) Photosynthesizing algae
d) Bacteria in the intestines
20 points need an answer asap taking quiz ow !!!
Photosynthesizing algae produces most of the Earth’s oxygen.
What are Photosynthesizing algae?By converting light energy to chemical energy through the process of photosynthesis, carbon dioxide and water are transformed into organic molecules.
Nearly all algae engage in the process, and in fact, much of what is currently known about photosynthesis was first uncovered through research on the green alga Chlorella.
The enzyme ribulose bisphosphate carboxylase binds carbon dioxide to ribulose bisphosphate, a 5-carbon sugar with two linked phosphate groups, during the dark processes.
Photosynthesizing algae produces most of the Earth’s oxygen.
To learn more about Photosynthesizing algae, refer to the link:
https://brainly.com/question/14521595
#SPJ1
Compartmentalization allows cells to establish physical boundaries for biological processes that enables the cell to carry out different metabolic activities at the same time. Researchers have found that the cytoplasm has a pH of 7.6 while the pH of the intermembrane space (IMS) of the mitochondria is 6.9. What conclusion can you draw from this information
The difference in pH between the cytoplasm and the intermembrane space of the mitochondria indicates that compartmentalization is occurring in the cell.
Compartmentalization is the process of establishing physical boundaries within a cell to keep different biochemical processes separate. This allows the cell to carry out different metabolic activities at the same time and in different environments. T
he acidic pH of the IMS compared to the neutral pH of the cytoplasm suggests that compartmentalization is occurring and that different processes are occurring in these two distinct spaces. The acidic pH in the IMS could be ideal for some biochemical reactions while the neutral pH in the cytoplasm could be ideal for other reactions.
Therefore, this difference in pH confirms that compartmentalization is occurring and allows the cell to perform multiple biochemical processes simultaneously.
To learn more about mitochondria visit:
https://brainly.com/question/14740753
#SPJ4
British land snails primarily occur in two extreme phenotypes. This is an example of
a. directional selection.
b. stabilizing selection.
c. disruptive selection.
d. genetic drift.
e. mutation.
British land snails primarily occur in two extreme phenotypes. This is an example of disruptive selection, which means option C is the right answer.
British land snails are the native organisms of north west Europe. They are found in two extreme forms only because disruptive selection favors only extreme phenotypes to sustain in the changing environment, while the intermediate phenotypes are either rejected naturally by the nature or they fall prey to other large animals and so their population is very less in nature particularly their native habitat.
Disruptive selection causes extreme phenotypic population to get more easily adaptive in nature and helps them increase their population through reproduction. Thus extreme population has higher frequency than other variations present.
Learn more about disruptive selection at:
brainly.com/question/15397952
#SPJ4
Double-stranded viral DNA is incorporated into a host cell as a _____.
Double-stranded viral DNA is incorporated into a host cell as a form of genetic material.
The viral DNA is packaged within the viral capsid and is released into the cells of the host organism when the virus enters the cell. Once inside the cell, the viral DNA is uncoated and then incorporated into the host cell's own genetic material. This process, known as “genetic transformation”, is how the virus replicates its genetic material and spreads to other cells.
The incorporation of viral DNA into a host cell is an essential part of how viruses spread and cause disease. The viral DNA is able to take control of the host cell's normal cellular functions and cause it to produce more viral particles.
This process, termed “lytic cycle”, is necessary for the virus to spread and cause infection. In some cases, the viral DNA also integrates into the host cell's genome, allowing the viral genetic material to be passed down through generations of cells. This process, referred to as “lysogenic cycle”, can lead to persistent infections and chronic diseases.
In order to successfully incorporate its DNA into the host cell, the virus must first attach to the host cell's membrane. This is done by the virus making use of specific proteins known as “receptors” that are found on the cell's surface. When the virus attaches to the receptor, it is allowed to enter the cell. Once inside the cell, the viral DNA is then uncoated and incorporated into the host cell's own genetic material.
Learn more about Double-stranded viral DNA at : https://brainly.com/question/14761050
#SPJ4
Which one of the traits listed below is not used to define the order Primates?
a. a tendency towards erect posture
b. an inflexible, specialized limb structure
c. hands and feet with a high degree of prehensility
d. retention of five digits on the hands and feet
e. generalized dentition
A stiff limb structure that performs specific tasks The following characteristics are not used to classify the primate order.
What characteristics do primates possess?The primates are distinct from less developed animals in that they show distinctive characteristics. They include huge brains, superior eyesight, arboreal adaptation, opposable thumbs, and greater shoulder range of motion. The primates which are most commonly seen include gorillas, monkeys, and apes.
What four characteristics do primates possess?The ability to sit for extended periods of time inside an upright position without relying on the upper limbs for rebalancing, dependence on vision, and diminished sense of smell are all traits that are derived from primates. Other traits include the prehensile finger and big toe, proboscis legs and hands, nails rather than claws just on digits, and the ability to walk upright.
To know more characteristics about :
brainly.com/question/15326492
#SPJ4
please help me, I'm from Vietnam you can translate
Answer:
What does it say? I can't read it well
Explanation:
Why does the presence of homology support the pattern component of the theory of evolution by natural selection
It lends credibility to the theory that all species descended from a common ancestor. The term "homology" refers to the belief that all living things have a common ancestry.
This is because homology asserts that many individuals have the same embryological origin as specific organ structures. This structure is functional in some, but not in others, indicating that it was handed down from a common ancestor to subsequent generations.
Natural selection, as we know, is an evolutionary process in which certain members of a species had characteristics in their bodies that were advantageous to the environment in which they lived.
These organisms survived and passed these structures on to their descendants. For this reason, we can say that the presence of homology supports the standard component of the theory of evolution by natural selection because it supports the hypothesis that species descend from a common ancestor.
These creatures survived and passed on these structures to their offspring. As a result, the presence of homology supports the standard component of natural selection theory since it supports the premise that species descend from a common ancestor.
Learn more about to Homology
https://brainly.com/question/29936055
#SPJ4
Which of the following statements is correct?
F. Accessory pigments are not involved in photosynthesis.
G. Accessory pigments add color to plants but do not absorb light energy.
H. Accessory pigments absorb colors of light that chlorophyll a cannot absorb.
J. Accessory pigments receive electrons from the electron transport chain of photosystem I.
Answer:
G. Accessory pigment add color to plant but do not absorb light energy.
Answer:
G is the correct answer!!!
Explanation:
An organism has the genotype AaBbCc. What is the probability of producing a gamete that only has dominant alleles for these three genes
A plant having the genotype AABbCC will produce solely ABC and AbC gametes. The 2n formula is used to compute the phenotypes in the cross, whereas the 3n formula is used to calculate the genotypes in the cross.
A cross between the AABBCC and the aabbcc genotypes results in an F1 hybrid with the AaBbCc genotype. An organism produces 2n kinds of gametes,
where n is the number of heterozygous genes present. Because the hybrid AaBbCc is heterozygous for three genes, its total number of potential gametes is 23=8.
The F1 generation plants have the genotype AABbCC. 2n where n= 1 may be used to calculate the number of gametes involved in a specific cross ( n is the number of heterozygotes). As a result, there will be two gametes, ABC and AbC. The phenotype of the F2 generation after selfing these plants will be 3:1, as depicted in the Punnett square.
Learn more about to genotypes
https://brainly.com/question/12116830
#SPJ4
Drag each label to the correct location.
Geologists study a variety of other characteristics to identify minerals, such as texture, magnetism, streak plate markings, density, and specific gravity. Use the information you have already gathered, in addition to a few other properties of minerals, to identify the seven minerals in the chart below. If you need help using the graduated cylinder or scale, consult the lab instruments and measurements guide. If you do not have access to the seven minerals given, use this resource to complete the chart.
Answer:
quartz gypsum pyrite magnetite graphite fluorite talc
Explanation:
Many lethal genetic disorders such as CF, Huntington’s, sickle cell anemia, Tay Sach’s, etc., persist in the human genome. How have these genes survived so many millennia of evolution (why didn’t they die out)?
They've been under the purview of balancing selection. This type of selection occurs when two alleles – one being the harmful variant and the other being the beneficial variant – both confer some sort of benefit in the presence of each other. This can work in two ways. Sometimes the balance of deadly and beneficial alleles can create a balance in the population, allowing for genes to persist over time. In other cases, the lethal genes can be beneficial if there is an environmental change and the deadly gene can offer protection from the new environment. Both of these scenarios create a balance of selection, allowing for the persistence of the gene over time. In some cases, the lethal genes are essential for the maintenance of certain gene complexes and, if lost, could result in decreased fitness. This type of selection is known as evolutionary pressure and it can also contribute to the longevity of certain genes. A third possibility is that some of the genes simply survive due to random genetic drift.
What could occur if the feedback loop of the knee reflex was cut off at any point along its path?
This is an illustration of a reflex, which is an uncontrollable muscle reaction brought on by the tap of a rubber hammer on a tendon.
What is a feedback loop?
The absence of reflex reactions may indicate injury to the spinal cord, a nerve root, a peripheral nerve, or a muscle.
Two positive feedback loops are involved in the defecation reflex. These loops are the stretch receptors in the sacral parasympathetic system and the rectal walls.
Therefore, a reflex is an uncontrollable muscle reaction brought on by the tap of a rubber hammer on a tendon.
Learn more about the feedback loop, here:
https://brainly.com/question/9705414
#SPJ1