Answer:
true
Explanation:
that is true
Evolution is a process of
Answer:
Evolution is a process by which the characteristics of living organisms change over many generations as traits are passed from one generation to the next.
Explanation:
Hope you have a good day! :)
______ is a source of genetic variation that involves the swapping of sections of chromosomes during meiosis
Answer:
Crossing over.
Explanation:
I do believe that is the correct answer.
What is herd immunity, and why are vaccines important for achieving herd immunity?
Answer:
Herd immunity is a form of indirect protection from infectious disease that can occur with some diseases when a sufficient percentage of a population has become immune to an infection, whether through vaccination or previous infections, thereby reducing the likelihood of infection for individuals who lack immunity.
Explanation:
Vaccines create immunity without causing illness or resulting complications. Herd immunity makes it possible to protect the population from a disease, including those who can't be vaccinated, such as newborns or those who have compromised immune systems.
What happens when blood sugar levels become too high?
Answer:
you end up with diabetes so.. yeah
Explanation:
A certain microscopic single-celled organism is important to the dairy industry because when placed in milk, it consumes sugars in the milk and releases substances that react with the milk, adding flavor and thickening it. What kind of organism is this?
Answer:
I think its a type of bacteria but im not really sure, is there any choice options?
Explanation:
The dairy business depends on bacteria tiny single-celled organisms because, when added to milk, it consumes milk sugars and produce chemicals that react with the milk to taste and thicken it.
How dairy industry use bacteria?Temperature, pH, water activity, salt-in-moisture levels, and other factors all have a significant impact on how quickly bacteria thrive in dairy goods.
In order to acidify the cheese milk before and during the preparation of dairy foods, starter microorganisms must be used. Streptococcus thermophilus, Lactobacillus sp., and Lactococcus lactis.
However, dairy firms now often standardize the process by adding domesticated bacterial cultures, such as strains of Lactococcus lactis, Streptococcus thermophilus, and Lactobacillus sp. it can be done by naturally existing lactic acid bacteria in the milk.
Therefore, the dairy business depends on bacteria tiny single-celled organisms.
Learn more about the dairy industry, here:
https://brainly.com/question/18891688
#SPJ6
6. Which statement below would be the least likely to cause a sinkhole? A. Humans over pump ground water creating a cavity causing a sinkhole B. Water tables drop creating a cavity in the limestone causing a sinkhole C. Humans remove the top soil exposing the limestone causing a sinkhole D. Acidic groundwater dissolves limestones creating a cavity causing a sinkhole
Which unmanned craft is used to collect data about bodies in space?
rover
satellite
space probe
space station
Answer:
Space probe
Explanation:
Probes send data back to earth for scientists to study. Sputnik 1 was tbe first probe to go into soace
When the solution has less particles than what’s in the cell ___________________
Answer:
ice
Explanation:
it has the lowest please give brainly est
Answer:
hypotonic
Explanation:
Hope this helps
sometimes people experience a burning sensation in their muscles during exercise. briefly explain why this happens
Answer: bebesitaaaaaaa
Explanation:
Answer:
Lactic Acid
Explanation:
When e exercising we sometimes feel a burning sensation either in our lungs or our muscles that goes away shortly after the activity. Caused by the build up of Lactic Acid
Which organism would most likely be labeled a tertiary consumer?
Answer:
OHHHHH oKkkkkkk i didnt think that said organism u cant say what i thought it said on brainley but remove the n and i
Explanation:
What is the result of normal chromosome replication?
O a
b
Lost or worn out chromosomes are replaced.
Each daughter cell is provided with twice as many
chromosomes as the parent cell.
The exact number of centrioles is provided for
spindle fiber attachment.
Two identical sets of chromosomes are produced.
Answer:
Two identical sets of chromosomes are produced.
Explanation:
hope this helps!
Please help!
List four physical characteristics necessary for life to exist. Of these four, which two explain the pattern of terrestrial biomes?
Answer: Factors affecting biome type include latitude, humidity, and elevation. Terrestrial biomes include the tropical rainforest, chaparral, and taiga.
Explanation:
have a great day
Please help asap please!
How many grams of salt are in 5 L of a solution with a concentration of 3 g/L?
Answer:
Three grams per liter times five liters tells us that there are fifteen grams of salt in this five liter solution.
Explanation:
i hope this helps
mark brainlyest
what types of organisms have endoskeleton
Answer:
Endoskeletons: The skeletons of humans and horses are examples of endoskeletons. They provide bodies with support, protection of organs, and aid in movement.
Explanation:
Answer:
Mammals, reptiles, birds, fish and amphibians are vertebrates with endoskeletons.
help please will give brainliest to anyone who is good at
Answer:
The way to figure this this type of question out is card by card. So the first card in the second hand is 2 in 52 (It can match either of the cards in the previous hand). × 1 in 51 ( it has to match the card that was not matched by the first card and there are 51 choises left). So 2 in 52 = 1 in 26 x 1 in 51 = 1 in 26 x 51 = 1 in 1326
Explanation:
Hope this helps! Remember to reword it incase your teacher checks for plagiarism! I recommend Quillbot to help!
- Eijiro <3
biology need help asap
Answer:
It's deoxyribose or ribose (depending on whether it is DNA or RNA). They are carbohydrates
The structure is called nucleotide
U-C-A-U-C-G-U-C-G-A-A-C-U-C. is it an RNA or DNA strand?
Answer:
RNA
Explanation:
PLEASE HELP!!! I. NEED HELP IN BIOLOGY FAST!! EXPLAIN!!
Answer:
True
Explanation:
Most cells are specialised to perform particular functions, such as red blood cells? that carry oxygen around our bodies in the blood, but they are unable to divide. Stem cells provide new cells for the body as it grows, and replace specialised cells that are damaged or lost.
Answer:
True
Explanation:
If mutated DNA Sequence #1 occurred in a single cell on the membrane of a fish, how might it impact the organism?
Answer and Explanation:
This would cause defective proteins to be created in the body that would not form the fish membrane correctly and promote problems with the control and functioning of that membrane. This could harm the organism in many activities, limit its life expectancy, cause discomfort and cause a strain that presents the same problem, since these flaws can be inherited genetically.
A mutated DNA sequence is a DNA molecule that has nucleotides in the wrong order, which causes a mutation and does not allow the correct formation of proteins.
Which of the following correctly describes neurotransmission?
A. An action potential travels down the axon and triggers the release of
neurotransmitters. The neurotransmitters cross the synapse, and another action
potential begins.
B. A neurotransmitter travels down the axon and triggers the release of an action
potential. The action potential crosses the synapse, and another
neurotransmitter begins.
C. The synapse travels down the axon and triggers the release of an electrical
impulse. The electrical impulse crosses the neurotransmitter, and another
synapse begins.
D. A neuron sends a chemical signal down its axon. The axons touch the dendrites of
another neuron, and the signal continues.
Answer:
i believe the answer to this is A.
Explanation:
The wing of a bee and the wing of a bird are considered to be - A B s C D
A.) Vestigial structures
B.) Homologous structure
C.) Analogous structures
D.) Evolutionary structures
A temperate desert is an example of a(n)
biome
community
organism
population
Previous
Answer:
biome
Explanation:
hope this helps!!
What would happen if an additional base were inserted between the first and second condons?
Answer:
dynamic and adaptable molecule
Explanation:
as such ,the nucleotide sequence found within it are subject change as the result of a phenomenon called mutation
I POSTED THIS A MILLION TIMES BUT EVERYONE IS GIVING ME THE WRONG ANSWER PLEASE HELP ME IF YOU CAN
What is the main function of the Krebs cycle?
A. To break glucose down into two pyruvate molecules
OB. To produce carbon dioxide for use in the thylakoid
O C. To produce large numbers of ATP molecules
O D. To provide molecules for the electron transport chain
Answer:
d
Explanation:
To provide molecules for the electron transport chain
17 In snapdragons, R represents red flowers, and r represent white flowers. In the
cross RR x rr, all the offspring have pink flowers. Which pattern of inheritance is
illustrated by this cross?
A Incomplete dominance
B Multiple alleles
C Recessiveness
D Polygenic inheritance
Write the letter all of the following statements that are NOT true. a. Coding sequences for gene products can be isolated from cDNA libraries. b. Antibodies are used for Northern blot analysis. c. VNTRs are highly conserved in human populations. d. PCR amplification generates large numbers of linear DNA fragments. e. RNA molecules can be used as hybridization probes in Southern blot analysis. Separate your answer(s) with a comma, and enter only the letter(s) of your choice(s
Answer:
b. Antibodies are used for Northern blot analysis.
c. VNTRs are highly conserved in human populations.
Explanation:
The northern blot technique is used in molecular biology laboratories for detecting specific RNA molecules in a sample of RNA derived from a particular cell/tissue. Antibodies can be detected by the enzyme-linked immunosorbent assay (ELISA). In ELISA, antigens are used to detect specific antibodies: the addition of the antigen produces a positive reaction i.e., formation of the antigen-antibody binding complex. Subsequently, a second antibody with a particular marker is added to bind with the complex, thereby producing a change in the color and thus evidencing the presence of the target antibody in the sample. On the other hand, the variable number of tandem repeats (VNTR) are short sequences (around 20 to 100 bp) whose number of repetitions varies at specific loci in the genome of many organisms, including humans. Since VNTR sequences exhibit variation in length between individuals of the same species/population, they are widely used as molecular markers to identify individuals, QTL (quantitative trait loci) mapping, establish phylogenetic relationships among individuals/cultivars/lines, etc.
DNA replicates in the
nucleus cytoplasm
endoplasmic reticulum
cell membrane
where does it replicate?
Answer:
Nucleus
DNA replication happens in the nucleus of human cells. It will also take place within mitochondrial matrix.
Explanation:
DNA replication occurs during the S-stage of interphase. DNA replication (DNA amplification) can also be performed in vitro (artificially, outside a cell). DNA polymerases isolated from cells and artificial DNA primers can be used to start DNA synthesis at known sequences in a template DNA molecule.
About:
In molecular biology, DNA replication is the biological process of producing two identical replicas of DNA from one original DNA molecule. DNA replication occurs in all living organisms acting as the most essential part for biological inheritance.
DNA replication takes place in the nucleus of the cell. Thus, the correct option for this question is A.
What is DNA replication?DNA replication may be defined as the process through which the genomic DNA successfully gets copied into cells during the mechanism of cell division. It is a process of creating two identical replicas of DNA from one original DNA molecule.
According to the context of this question, the process of DNA replication takes place during the S-phase of interphase. During this phase, the amont of genetic content doubles in the cell which is then separated into daughter cells equally followed by cytokinesis.
Therefore, DNA replication takes place in the nucleus of the cell. Thus, the correct option for this question is A.
To learn more about DNA replication, refer to the link:
https://brainly.com/question/14347138
#SPJ2
______pressure gives nonwoody plants their shape.
A.Chlorophyll
B.Anaerobic
C.Flaccid
D.Aerobic
E.Turgor
Answer: E. Turgor
Explanation: can i help u with more?
Turgor pressure gives the non-woody plants their shape. Thus, the correct option is E.
What is Turgor pressure?Turgor pressure is the force which is present within the cell that pushes the plasma membrane against the cell wall. It is also called as hydrostatic pressure, and also defined as the pressure in a fluid which is measured at a certain point within itself when the fluid is at equilibrium.
Generally, the turgor pressure is caused by the osmotic flow of water and occurs in the plants, fungi, and bacteria which contain cell wall. The phenomenon is also observed in the protists which have cell walls. This system is not seen in the animal cells, due to the absence of a cell wall in the cell which would cause the cell to lyse when placed under too much pressure condition.
Therefore, the correct option is E.
Learn more about Turgor pressure here:
https://brainly.com/question/18246497
#SPJ5
GIVING BRAINLIEST!!!!
What is a similarity between wind and water?
A) They are both types of non-renewable resources.
B) They are both sources of power for objects that people use.
C) They can both be polluted by pesticides and fertilizers.
D) They are both sources of oxygen for plants and animals.
Answer:
Hey i think its A :) have a wonderful day !
Explanation:
because they both transfer soil to new places.
Wind is a type of dry deposition method. If original soil is erodable and wind exists, soil particles move via wind (sometimes it is called dust transport) and finally are deposited at final destination regions/areas.
However, water erosion occurs when rainfall or hail occurs. Along with water some soil particles (mostly finer ones) are carried away. Finally close to river mouths (delta regions) or wherever deposition is occurring (within a river canal) these soil particles are deposited.
A) They are both types of non-renewable resources: This statement is incorrect. While there are some forms of energy that are derived from non-renewable sources such as fossil fuels, wind and water are both examples of renewable resources.
How is wind generated ?Wind is generated by the movement of air caused by differences in temperature and pressure, and water is driven by the water cycle, which is powered by the sun. Both wind and water are replenished naturally, making them sustainable sources of energy.
B) They are both sources of power for objects that people use: This statement is correct. Wind and water have both been used for centuries as sources of power to perform work. Wind has been used to power windmills for grinding grain and pumping water, while water has been used to power water wheels for milling grain, sawing wood, and generating electricity.
Today, wind turbines and hydropower plants are common examples of objects that harness the power of wind and water to generate electricity.
C) They can both be polluted by pesticides and fertilizers: This statement is partially correct. While water can certainly be polluted by pesticides and fertilizers, wind is not typically subject to the same kind of pollution. However, it is important to note that wind can carry pollutants and particulate matter, which can impact air quality and human health.
They are both sources of oxygen for plants and animals: This statement is incorrect. While water is an essential component of photosynthesis, the process by which plants produce oxygen, wind is not a direct source of oxygen.
However, wind can play an important role in the dispersal of plant seeds, which helps to facilitate plant growth and regeneration.
Learn more about wind generation at :
https://brainly.com/question/19517213
#SPJ3
A small portion of an mRNA sequence is shown below.
AAUGACUGGCUC
Starting with the first base, how many codons does this portion of the sequence contain?
A. 6
B. 4
C. 1
D. 12