Given the shape of these graphs, do you think Earth's population will reach
carrying capacity? What might be some limiting factors? What do you think
will happen if we do reach carrying capacity?
Please take your time to provide a thoughtful response.
Answers
1) blue line: by the year 3000 the population will not have reached its carrying capacity. Orange line: by the year 3000 the population will reach its carrying capacity (K=11 billion individuals). Green line: by the year 2500 human population will reach its carrying capacity (K = 8 billion individuals). 2) water, food, and space availability. Natural disasters and uncontrolled human activities. 3) if we do reach carrying capacity we will keep growing in size until N>K, and then decrease.
What is the carrying capacity?Carrying capacity (K) refers to the maximum point at which the environment can support a growing population.
K is a constant. It coincides with the population size when the natality rate and mortality rate are equal to each other. This is the equilibrium point.
If the population size, N, is inferior to K (N<K), the population still grows. When N approximates K (N≅K), the population's growth speed decreases. When N=K, the population reaches equilibrium, When N is superior to K (N>K), the population must decrease in size because there are not enough resources to maintain that size.So when the population size exceeds K, carrying capacity makes the population decrease in size. This is because there are not enough resources for this population to survive.
The carrying capacity might be affected by different factors, known as limiting factors, which might be a result of the population density (for example, competition, predation, parasitism) or might be density-independent (human impact or natural disasters).
In the exposed graph,
1) Do you think Earth's population will reach carrying capacity?
It depends on the line we analyze,
The blue lineIt represents the highest predicted population growth.
There is no explicit carrying capacity point in this line since the curve has not reached a plane yet.
It seems that, by the year 3000, the human population will still be growing.
The orange line
It represents the medium-predicted population growth.
The carrying capacity point seems around 11 billion individuals, which is where the curve has reached its plane.
This graph represents that by the year 3000, the human population will have reached its carrying capacity, and it will be in equilibrium.
The green line
It represents the lowest predicted population growth.
The carrying capacity point seems slightly higher than 8 billion individuals, which is where the curve has reached its plane.
This graph represents that by the year 2500, the human population will have reached its carrying capacity (8 billion individuals), and after that year it will decrease. By the year 3000 there might be around 7 billion individuals.
2) What might be some limiting factors?
Limiting factors:
dense-dependent factors ⇒ food, water, and space availabilitydense-independent factors ⇒ natural disasters caused by the increase in uncontrolled human avtivities.3) What do you think will happen if we do reach carrying capacity?
When the human population reaches its carrying capacity, I believe there will be no control on population growth and resource use, so it will keep growing until N > K, and then it will need to obligatory decrease in size.
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Related Questions
Explain how cancer cells differ from healthy cells
Answers
Answer:
Normal cells have normal DNA and a normal number of chromosomes. Cancer cells often have an abnormal number of chromosomes. Also, cancer cells stop growing when there's enough. But for Cancer cells there's uncontrollable growth
Explanation:
(I hope this helped you and sorry for my bad explanation wnglish is not my first language)
6. cancer, the uncontrolled growth of cells, often results in a tumor, or mass of abnormal cells. some cancerous tumors consist of many cells that are much smaller than normal. according to model 1, what part(s) of the cell cycle is (are) most likely being affected?
Answers
Mitosis in g1 and preventing full cell growth most likely being affected.
What is the main reason for cancers?Cancer is brought on by changes (genetic changes) to the DNA of cells. A cell's DNA is organized into numerous distinct genes, each of which carries a set of instructions directing the cell's performance of specific tasks as well as its growth and division.
As a result of local tumor invasion, abnormal tumor vasculature, or tumor regression, bleeding may be brought on by the cancer itself. It might also be connected to previous chemotherapy or radiation therapy for cancer.
Mitosis :Chromosomes that have been replicated are divided into two new nuclei during the cell cycle phase known as mitosis. Mitosis, the process of cell division, produces genetically similar cells with a constant number of chromosomes. Thus, equational division is another name for mitosis.
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50 POINTSSSS - WILL MARK BRAINLESTTT
Pick an environmental factors that impacts enzyme activity (Temperature , pH, or substrate concentration ) and explain how it affects the rate of the enzyme.
Answers
Answer:
in the explanation part.
Explanation:
The environmental factors that affect enzyme function include temperature, pH, the concentration of substrates and enzymes, and radiation.
Enzymes contain optimal range of temperature and pH , and if too far outside of that range, will either denature and come apart OR slow down and eventually stop.
Drag each label to the correct location on the image
The image below shows the process of DNA replication, Identify the components of the process.
DNA helicase
topoisomerase
lagging
strand
DNA polymerase Okazaki fragment RNA primase
original DNA
DANH LANA
primer
ADAWN
leading
strand
Reset
Next
HIDD
parent
DNA
Answers
DNA replication is semi-conservative and involves different enzymes in charge of unwinding the DNA molecule (topoisomerase), separating strands (helicase), creating primers (Primase), and adding complementary nucleotides (Polymerase). 1) DNA polymerase, 2) Topoisomerase, 3) Okazaki fragment, 4) DNA helicase, 5) RNA primase.
What is the DNA replication process?DNA replication is the process through which DNI molecule duplicates. This event takes place during the S stage of the interphase. So when the cell divides during mitosis or meiosis, each cell will get a complete set of chromosomes.
DNA Replication consists of the unwinding and opening of the double-stranded DNA molecule and producing two new molecules using these original strands.
DNI replication is semi-conservative because each new molecule carries an original DNI strand and a new one.
Initiation phase
Helicase and topoisomerase are the first enzymes involved.
Topoisomerase impedes the DNA double helix near the replication forks to get too coiled when the DNA is opening. This enzyme is necessary to release tension. Helicase works in the replication origin. It separates the original DNA molecule into two strands by breaking hydrogen bonds and separating the two original strands.Elongation phase
DNA polymerase, primase, and ligase act in this phase.
These enzymes are responsible for DNA elongation. They add nucleotides to the growing chain, from 3' to 5' extremes. The new chain grows in 5’-3’ direction.
Primase is in charge of synthesizing primers. Primers are needed to make the DNA polymerase work. Primers are small units of RNA and are placed at the beginning of each new fragment. DNA polymerase eliminate the primers and substitute them with DNA. This enzyme makes the new nucleotides enter the fork and pairs them with the corresponding nucleotide of the original strand.DNA ligase seals the gaps that remain after replacing the primers.DNA strands are antiparallel, and replication occurs only in 5'-3'direction. So one of the strands will replicate continuously, while the other strain will be formed by short fragments known as Okazaki fragments.
The replication process results in two DNA molecules, each of them carrying an old strand and a new strand.
1) DNA polymerase
2) Topoisomerase
3) Okazaki fragment
4) DNA helicase
5) RNA primase
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Producers and consumers recycle carbohydrates between them. which macronutrient is the one that is mainly recycled here?
Answers
Carbon is the main macronutrient that is recycled between producers and consumers.
What is meant by the carbon cycle?
Animals are called consumers as they use the oxygen plants release into the atmosphere. When consumers breathe, carbon dioxide is released back into the atmosphere, breaking down complex organic compounds like glucose and returning the macronutrient carbon to the atmosphere for reuse by producers.
In photosynthesis, producers use carbon dioxide to create food. When this meal is consumed for energy during cellular respiration, some carbon dioxide is released back into the atmosphere. The producer's body stores the remaining amount of the macronutrient as sugar. Consumers can now access it for energy. This is how carbohydrates are recycled between them.
Hence, macronutrient carbon plays the main role in recycling carbohydrates between producers and consumers.
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what is the answer for the question?
Answers
Is the PH response to a buffer more like that of water or the biological materials
Answers
Answer: Biological material
Continued evidence supports lifestyle management techniques to improve blood glucose control. Directly aligning with the dietary guidelines, individuals with diabetes are encouraged to?.
Answers
Individuals with diabetes are encouraged to take note more importantly than the quantity of macronutrients, the quality of the dietary fats and carbs consumed.
It has been shown that diets high in whole grains, fruits, vegetables, legumes, nuts, moderate alcohol consumption, and low in refined grains, red/processed meats, and sugar-sweetened beverages improve glycemic control and blood lipids in diabetic patients while lowering the risk of developing the disease. Diabetic patients' blood glucose levels can be improved by dietary factors like a favorable energy balance and excessive adiposity, dietary fat quality and amount, carbohydrate quality and quantity, vitamin and mineral intake, and individual and group foods.
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a link is to a chain a monomer
Answers
A link is a chain, a monomer is a polymer bond or polymer chain. A monomer is a single unit of a polymer.
What is a polymer chain or polymer bond?A polymer chain is a chain of many monomers. When monomers joined together with bonds, they form polymers. Polymer bonds are bonds that contain energy in the stored form.
Covalent bonds joined monomers and form polymers. Polymers are the larger molecules. Monomers are a single and small units.
Therefore, a monomer is a polymer bond or polymer chain, just as a link is a chain. A polymer's monomer is its lone component.
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The growing of food is central to which type of society?
OA. An agrarian society
OB. A great society
OC. A functional society
OD. An industrial society
Answers
In an agrarian society, the growing of food may represent a central tissue and its economic growth largely depends on the primary matters (Option A).
What is an agrarian society?An agrarian society is based on the use of land to produce crops that may produce an excedent in order to generate richness, which is associated with a kind of economy that depends on primary products, i.e., plant crops. The progress of this society is based on the yields that are expected to produce benefits.
Therefore, we can conclude that agrarian societies are endurable when crop development and agriculture are sustainable (Option A).
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Scientists have developed antibiotics that destroy the cell walls of some cells. This medicine works really well on bacteria. Would it work well on viruses?
a . Yes, because viruses and bacteria both make people sick
b . No, because viruses only have plasma membranes
c. Yes, because viruses and bacteria have the same structure
d.No, because viruses are not made up of cells and lack a cell wall
Answers
In eukaryotic organisms, genes usually consist of two alleles. The two alleles are often on different parts of the same chromosome.
These sentences contain incorrect information. Which option describes the mistake?
A: In eukaryotic organisms, the two alleles of the gene are on different chromosomes.
b: In eukaryotic organisms, genes are usually spread over four or more chromosomes.
c: In eukaryotic organisms, genes usually consist of a single allele.
, ,
d: In eukaryotic organisms, the two alleles of the gene are joined end to end on the same chromosome.
Answers
Answer:
[tex]\huge\underline\mathrm\purple{ANSWER}[/tex]
Because prokaryotes only have one chromosome, so they generally only have one allele for a particular gene. Many eukaryotes have 2 sets of chromosomes and thus 2 alleles of each gene, which may be the same or different.
ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ᴜʜ✌️
Which of the following items could you use to neutralize a base?
Soap
Baking soda
Lemon juice
Sea water
Answers
Answer:
Lemon Juice
Explanation:
In order to neutralize a base you would need a weak acid. Lemon juice is the only acidic substance.
Which of these is TRUE about rRNA?
A. It helps mRNA move along the ribosome.
B. It unzips DNA strands.
C. It creates extra cytoplasm.
D. It takes DNA outside the nucleus.
Answers
The statement (A) is correct about rRNA that it helps mRNA move along the ribosome.
What is rRNA?Ribosomal ribonucleic acid is a type of non-coding RNA which is the primary component of ribosomes, essential to all cells. rRNA is a ribozyme which carries out protein synthesis in ribosomes.
Moreover, rRNAs are found in the ribosomes and account for 80% of the total RNA present in the cell. Ribosomes are composed of a large subunit called the 50S and a small subunit called the 30S, each of which is made up of its own specific rRNA molecules.
Therefore, ribosomal RNA (rRNA), molecule in cells that forms part of the protein-synthesizing organelle known as a ribosome and that is exported to the cytoplasm to help translate the information in messenger RNA (mRNA) into protein.
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Answer:A
Explanation:
which choice correctly describes the process of protein synthesis
Answers
Polypeptides combine to produce protein is the one that accurately explains most about protein synthesis.
Protein synthesis :The process of making protein molecules is called protein synthesis. It includes amino acid synthesis, transcription, translation, and post-translational activities in biological systems. There are a number of metabolic procedures known as amino acid synthesis that convert carbon sources like glucose into amino acids.
How does protein synthesis work?The biological process of creating protein molecules is known as protein synthesis. It involves the creation of amino acids, transcription, translation, and post-translational activities in biological systems. Some metabolic mechanisms in amino acid synthesis result in the creation of amino acids from carbon sources like glucose.
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I understand the question you are looking for :
which choice correctly describes the process of protein synthesis
A. Codons code for amino acids, which form polypeptides. The polypeptides combine to form proteins. B. Protein molecules are created in the Golgi apparatus. C. Proteins are made from ATP in the nucleus. D. Proteins are made outside the cell and enter the cell once complete.
Why are hydrophilic/polar substances unable to travel easily through the membrane
Answers
Write one to two paragraphs discussing your thoughts and prior knowledge on the question prompt: What changes do you think you would experience getting accustomed to this new way of life?
Please help me
Answers
Establishing a routine can be quite beneficial! Make sure to arrange time for your mental and emotional well-being, enjoyment, creativity, social interaction, and stress release in addition to your academic obligations.
Few important things to remember.1. Consider this an opportunity to think about who you want to be right now. Pay attention to what you can control.. It's important to be informed, yet it's also wise to take pauses from discussions, news, and information about COVID-19.
2. Most people experience adjustment in a different way. It is not a streamlined or clearly defined process. It's crucial to be flexible and patient.
3. Even with family, friends, and instructors, it's acceptable to establish boundaries.
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Describe some complications that may happen when someone has a fracture wound.
Answers
Answer:
complications that can happen with fractures:
Blood vessel damage
Pulmonary embolism
Fat embolism
Compartment syndrome
Infections
Joint problems
Uneven limbs
Osteonecrosis
WILL GIVE BRAINLIEST
Recently, it has been proposed that three domains be added to our hierarchy of classification of living things. When these domains are added, where do they fit in the hierarchy?
After the class level and before the family level
Below the kingdom level
Above the kingdom level
Between the order and phylum levels
Answers
Answer:
Above kingdom Level
Answer:
C
Explanation:
the major defining characteristics of arthropods are: select all that apply. complex mouthparts. chitin. segmented bodies. metamorphosis. jointed appendages. trochophore larvae.
Answers
The major features defining characteristics of arthropods include:
Complex mouthpartsChitinJointed appendagesSegmented bodiesWhat are arthropods?Arthropods can be considered a special and broad taxonomic group of invertebrates animals that have an exoskeleton formed generally by a protein called chitin. In addition, arthropods are also characterized to have segmented bodies that may correspond to identical segments that may be different along their bodies.
Therefore, we can conclude that arthropods are animals that do not have an internal skeleton but instead an external exoskeleton mainly composed of chitin and also exhibit segments that may be repeated along their bodies.
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Given the distribution of charges showr
in this water molecule, why is it called
"polar"?
Answers
Answer:
it is the polar bear because he swim bad
Select two statements that describe the role of cytoplasm in maintaining homeostasis for the cell. a. cytoplasm aids in the movement of organelles. b. cytoplasm supports organelles in a gel-like fluid. c. cytoplasm aids in the repair of damaged cell parts. d. cytoplasm contains chloroplasts for photosynthesis. e. cytoplasm produces nutrients used by other organelles. f. cytoplasm controls what crosses into and out of the cell.
Answers
Cytoplasm aids in the movement of organelles and supports organelles in a gel-like fluid explains the role of cytoplasm in maintaining homeostasis for the cell.
The cytoplasm is the portion of a cell that lies between the nuclear membrane and the plasma membrane. It includes cytoskeleton and organelles in cytosol. Numerous cellular organelles reside in the cytoplasm of cells. Cytoplasm is a semifluid substance of the cell.so, as a result cytoplasm helps in movement of the organelles inside the cell.
The term "homeostasis" refers to the interior environment's preservation of almost constant circumstances. Every cell inside an organism is engaged in the ongoing struggle to maintain homeostasis. All cells including cell organelles , tissues and organs including cell membrane perform functions to maintain relatively constant conditions i .e Homeostasis.
So. The cytoplasm's function in preserving a cell's homeostasis is to give the organelles a favorable environment. Hence, supports organelles in gel-like fluid.
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If the SOLUTE concentration is higher on the left than the right, in which direction will the water move?
Answers
is the B is correct the letter (B)
Water will move to the side with more solutes (from right to left) therefore, option (B) is correct.
What is diffusion?Diffusion is the movement of particles or molecules from an area of higher concentration to an area of lower concentration. It is a natural process that occurs in liquids, gases, and solids and is driven by the tendency of particles to move from areas of higher concentration to lower concentration in order to achieve equilibrium.
Diffusion is a vital process in living organisms, as it helps to distribute nutrients, oxygen, and other substances throughout the body. It also plays a role in the movement of gases in and out of cells and in the regulation of temperature and pH within cells.
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Write a summary about the relative positions of the sun, earth and moon throughout the lunar cycle. Your summary must should be a minimum of 5 sentences.
Answers
Answer:
The amount of Moon we see changes over the month — lunar phases — because the Moon orbits Earth and Earth orbits the Sun. Everything is moving. During a lunar eclipse, Earth comes between the Sun and the Moon, blocking the sunlight falling on the Moon. Earth's shadow covers all or part of the lunar surface.
What might have caused the rabbit population shown in the graph below to increase less in the third year than in the previous two years?
A graph with Years on the x-axis from 0 to 3 and Rabbits on the y-axis from 0 to 400, by hundreds. The line begins at 50, increases to near 150 at 1 year, increases to 250 at 2 years, ends at almost 300 at 3 years.
a.
an unusually cold winter the year before
b.
normal weather conditions
c.
habitat loss through urban sprawl
d.
habitat gain through urban sprawl
ANSWER is c
Answers
The rabbit population shown in the graph could have increased less in the third year than in the previous two years due to habitat loss through urban sprawl.
What is habitat loss?In ecology, habitat loss refers to the loss of the habitats of living organisms. The loss could be due to natural disasters or anthropological activities.
When the population of organisms of a particular species experiences habitat loss, it automatically results in a loss to some parts of the population.
In other words, habitat loss causes a decline in the population of organisms.
In the graph, the rabbit population experienced almost equal growth in the first and second years. The growth experienced in the third year, however, is not as big as in the first two years.
The reduction in the growth of the population could be linked to different factors. The logical one from the options is habitat loss through urban sprawl.
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Answer:
I’m just the best
Explanation:
What happens when parathyroid glands become hyperactive and secrete too much of their hormone?.
Answers
In hyperparathyroidism, one or more of the parathyroid glands is overactive. As a result, the gland makes too much parathyroid hormone (PTH).
What is the cause of increased parathyroid hormone secretion?
The negative feedback of calcium levels in the blood towards the parathyroid glands primarily controls the production of thyroid hormones. Low blood calcium levels stimulate parathyroid hormone secretion, whereas high blood calcium levels prevent parathyroid hormone release.
Too much parathyroid hormone causes excessive calcium levels in the blood, which can lead to health issues such as bone thinning and kidney stones. Increased parathyroid hormone causes calcium levels in your blood to rise too high, which can lead to health problems such as bone thinning and kidney stones.
Therefore, when parathyroid glands become hyperactive and secrete too much of their hormone it results in hyperparathyroidism.
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which two statements explain why nitrogen is important to sustaining a healthy ecosystem?
A. many of the biomolecules in living things contain nitrogen.
B. animals break down nitrogen during cellular respiration to produce energy.
C. animals need nitrogen from their surroundings in order to grow and reproduce.
D. animals can use nitrogen directly from the atmosphere.
Answers
The statements 'many of the biomolecules in living things contain nitrogen' and 'animals need nitrogen from their surroundings in order to grow and reproduce.' explain why nitrogen is important to sustaining a healthy ecosystem (Options A and C).
Why nitrogen is important for animal life?Nitrogen is fundamental in animal life because major groups of biomolecules such as proteins and DNA are composed of nitrogen. For example, in DNA, nitrogen bases composed of nitrogen are key parts of nucleotides.
Therefore, we can conclude that biomolecules contain nitrogen and animals need this element to survive in their environments (Options A and C).
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Vaccination is a process of injecting a dead or weakened form of a pathogen into the body. How does this help strengthen the immune system?
Answers
Example: When you get the cold, your body inspects it. It realizes it hasn't seen that germ before, and responds by making special proteins to fight off the cold. This process isn't fast enough to stop the common cold, but it is fast enough to make you get well again.
Scenario: Next year, you get a vaccine for the stomach flu. You notice the doctor says to you that it injects the same germ into you. You ask why, and she responds that, "If we put this dead germ into you, then your body will recognize it. Just like it did when you got it last year. It will ahead of time make proteins to fight off the stomach flu. It will remember it forever." So when the stomach flu tries to sneak into your immune system, your body will already know how to fight it off-because the vaccine showed the body what the virus was, and what it was made of.
Apply: It's like a job interview. The vaccine is the person, presenting what they are and what they are capable of. The body is the boss, taking note of this. They will hire you--just like how the body lets it in. And turns out this job isn't for you. Similar to how the body will figure out the virus is foreign and bad. The boss will then know that people similar to you, wont work in this job field. Just like the body will make proteins and remember that that virus is bad.
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alcohol . a. decreases the risk of pancreatitis b. stimulates the central nervous system c. lowers inhibitions d. is not consumed by students under age 21 e. is converted to glucose in the liver
Answers
The correct answer [c] Consuming alcohol lowers inhibitions.
Consuming alcohol lowers the inhibitions.
What do you mean by inhibition?In psychology, inhibition is the conscious or unconscious restraint or restriction of a process or behavior, particularly of urges or wants. The ability to inhibit oneself from acting on some impulses, such as the desire to hit someone in a fit of rage, and the ability to postpone the enjoyment of enjoyable activities, all serve important social functions. Conscious inhibition occurs frequently in daily life and appears whenever two opposing urges are felt (e.g., the desire to eat a rich dessert versus the desire to lose weight).
According to psychoanalytic theory, inhibition serves as a mediator between the superego (the conscience) and the id (primitive desires). Taboos are socially imposed inhibitions that are raised to the level of prohibition, such as those against incest or murder of unwritten laws
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Suppose that you are a scientist and you have been given a sample of unknown cells by looking at the cells under a microscope what would you be able to determine about the cells came from? explain your reasoning
Answers
If I were to look at the sample of the unknown cells under a microscope, I would be able to determine if the cells came from a plant or an animal by checking if the cells have a cell wall or not.
What is a cell?A cell is the smallest unit of life that is able to remain functional and live independently. A cell consists of a cytoplasm surrounded by a membrane. The cytoplasm contains various organelles that support life such as the nucleus, mitochondria and Golgi apparatus.
If one were to view a sample of unknown cells under a microscope, the best way to determine where it came from is to check if it has a cell wall or not. Cells with a cell wall are plant cells, and cells without a cell wall are animal cells.
The cell wall is a rigid structure found outside the cell membrane that provides additional chemical and mechanical protection for the cell. Animal cells have no cell walls, hence, are more flexible and take various shapes if viewed under a microscope.
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