Look at the number of deer in predation and starvation columns. what conclusion can you draw about the introduction of the wolves on these values?
Answers
On introduction of more wolves, it was observed that there has been an increase in the predation and a decrease in starvation in the deer population.
Predation-Prey relationship is basically the interaction between two species in the environment in which one is hunted for food and the other species hunts them.
According to the given table, the wolf population was the maximum in the year 1975. In that year, a significant rise in predation and drop in starvation is observed as compared to years 1971-1974 when the population of wolves was much lower. From years 1976-1980, the predation is high and from years 1977-1980 the starvation becomes 0.
This is because when the wolves preyed on the deer, their population got regulated. Due to this, the competition for resources amongst the surviving deer population got reduced resulting in low starvation.
-- The given question is incomplete, the correct question is
"Look at the number of deer in predation and starvation columns. what conclusion can you draw about the introduction of the wolves on these values?"--
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Answer:
This is because when the wolves preyed on the deer, their population got regulated. Due to this, the competition for resources amongst the surviving deer population got reduced resulting in low starvation.
Related Questions
Do muscular strength and body mass increase at the same rate?
Answers
No, muscular strength and body mass do not increase at the same rate. The force a muscle can generate in opposition to a resistance is a measure of muscular strength. Body mass is determined by the total amount of fat, muscle, and bone within an individual’s body.
Muscular strength can increase at a much faster rate than body mass. This is mainly due to the fact that muscles can be trained and strengthened much quicker than fat and bone can be added. For example, a person can lift weights and build muscle strength in a matter of weeks, while it can take months to build body mass.
In addition, muscular strength can increase without an increase in body mass. An individual can use resistance training to increase their muscular strength without necessarily increasing their overall body mass.
Therefore, while muscular strength and body mass are related, they do not increase at the same rate.
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Pre-lab ASSIGNMENT 16B Anatomy of the Endocrine System Complete the labeling activity in FIGURE 16.2 by identifying each of the glands or structures shown
Answers
The endocrine glands of the endocrine system are mentioned as follows:
1. Hypothalamus
2. Anterior Pituitary
3. Posterior Pituitary
4. Thyroid gland
5. Adrenal glands
6. Testis
7. Pancreas
8. Parathyroid gland
9. Ovary
What is the endocrine system?The endocrine system is mаde up of severаl orgаns cаlled glаnds. These glаnds, locаted аll over the body, creаte аnd secrete (releаse) hormones. Hormones аre chemicаls thаt coordinаte different functions in the body by cаrrying messаges through the blood to the orgаns, skin, muscles аnd other tissues. These signаls tell the body whаt to do аnd when to do it.
The hormones creаted аnd releаsed by the glаnds in the body’s endocrine system control neаrly аll the processes in the body. These chemicаls help coordinаte the body’s functions, from metаbolism to growth аnd development, emotions, mood, sexuаl function аnd even sleep.
Your question is incomplete, but most probably your full questions can see in the Attachment.
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2. Single-celled organisms can reproduce and create cells exactly like themselves
without combining genes from two parent cells. When they do this, they use a type of
a. asexual reproduction
c. natural selection
b. gamete formation
d. sexual reproduction
Answers
Select the correct text in the passage. which two sentences identify the characteristics of a prokaryote? a. most prokaryotes lack well-defined organelles. b. they can move from one place to another using cilia. c. they use pseudopods to engulf food. the presence of peptidoglycan in their cell walls allows them to be visible on staining. d. all prokaryotes are heterotrophic in nature.
Answers
1.Most prokaryotes lack well-defined organelles. They can move from one place to another using cilia.
3. The presence of peptidoglycan in their cell walls allows them to be visible on staining.
Simple unicellular organisms known as prokaryotes are devoid of a well-organized nucleus or another membrane-bound organelle.
Prokaryotes have traits that set them apart from eukaryotes. These traits include;
their nuclear membrane is absent.Their DNA does not encircle histones.There are no intricate membrane-bound organelles in cells; instead, the cell walls are formed of a substance known as peptidoglycan.What prokaryotic instances are there?Blue-green algae, bacteria, and mycoplasma are prokaryotes. Bacteria are the most prevalent and fastest-growing prokaryotes. They are solitary cells that are between 0.2 and 10 microns in size (about 10 times smaller than most plant and animal cells).
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If an atom carries no charge, the positive charges from protons are balanced by the negative charges from the.
Answers
If an atom carries no charge, the positive charges from protons are balanced by the negative charges from the electrons.
The majority of an atom's mass is made up of protons and neutrons in the nucleus. Neutrons lack charge, whereas protons have a positive charge. Since only protons and neutrons make up the nucleus, it has a positive charge. The atom is stable because electrons spin around a positively charged nucleus and their negative charges cancel out the nucleus's positive charge.
Consequently, atom stability depends on the positive charge of the nucleus.
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2. The root tips of a plant were cut, and the plant was replanted. What would happen to the plant and why?
Answers
If the root tips of a plant were cut and the plant was replanted, it would likely experience some stress as it adjusts to its new environment.
The root tips are important for the plant's growth and nutrient uptake, so cutting them may affect the plant's ability to access water and nutrients from the soil. In addition, replanting can also be stressful for a plant, as it requires the plant to establish new roots in the soil and adapt to any differences in light, temperature, and humidity in its new location.
It is possible that the plant may wilt or appear to be struggling initially, but with proper care and attention, it may eventually recover and continue to grow. To help the plant recover, it is important to provide it with adequate water, light, and nutrients, and to be mindful of any environmental factors that may be affecting its growth.
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Answer: The plant will die within few days of replanting it. This is because since the root tips are cut, the roots won't grow because of absence of meristematic tissue. And if the roots will not grow, proper absorption of water an minerals will not occur.
Explanation: All plants need roots to survive to grow nutrients and bring water to the inside. And if the roots are not there they can cause not proper absorption.
Some species of rotifers undergo parthenogenesis, which means that __________.
A. their larval stage of development looks completely different from the adult stage
B. they shed their exoskeleton as they grow
C. each individual functions as both male and female in sexual reproduction by producing sperm and eggs
D. during development of adult forms, some of the organs that were bilateral are reduced in size or are lost on one side of the body
E. the species consist only of females that produce more females from unfertilized eggs
Answers
Some species of rotifers undergo partheno-genesis, which means that E. the species consist only of females that produce more females from unfertilized eggs.
There aren't any regarded instances of certainly happening mammalian partheno-genesis withinside the wild. Partheno-genetic progeny of mammals could have X chromosomes, and could consequently be genetic-ally female. Because mammals, inclusive of human beings, require positive gen-es to return back from sperm, mammals are incapable of partheno-genesis. Each chromosomes carry many genes which are transferred to the next generation. Each chromosome divides into the S- phase and they become compact during the mitosis phase.
Thus, E is the correct option.
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The soleus muscle __________ the foot at the ankle and is innervated by the __________.
a. extends; tibial nerve
b. extends; fibular nerve
c. flexes; fibular nerve
d. flexes; tibial nerve
Answers
The soleus muscle flexes the foot at the ankle and is innervated by the tibial nerve.
The soleus is the largest and strongest muscle around the calf. It has the appeal of an intricate configuration, attached tendons that fit 45 degrees inclined (so-called multi-pennate structures) in multiple lines. The Soleus muscle starts at the top of the calf and attaches to the Achilles tendon at the bottom.
The nerve that innervates the soleus muscle is the tibial nerve. The tibial nerve (S1, S2) innervates most of the calf muscles. The tibial nerve passes through the popliteal fossa and gives branches to the gastrocnemius, popliteus, soleus, and plantaris muscles.
So, the correct answer is D.
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phosphocreatine (pcr) is an energy-rich compound found in ______ tissue.
Answers
An energetic substance called phosphocreatine (PCr) is present in the muscle glycogen.
The rate of energy consumption in skeletal muscles can increase by more than 100-fold virtually immediately during intense activity. Muscle cells have mitochondria to accommodate this energy demand. These organelles, often known as the "power plants" of the cell, transform nutrients into the molecule ATP, which serves as a form of energy storage.
In order to replenish ATP, the ATP-creatine phosphate system moves a high-energy phosphate from creatine phosphate to adenosine diphosphate (ADP). This anaerobic system can supply ATP for exercises like sprinting and weightlifting for about 30 seconds.
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Hi! Please help!!
Sickle-cell anemia is an example of codominance. What implications does this have for people with one or two copies of the sickle-cell gene?
A. People with two copies of the mutated gene have sickle-cell anemia. People with one copy of the mutated gene have both healthy and misshapen hemoglobin
are carriers of the disease
B. People with two copies of the mutated gene have healthy red blood cells. People with one copy of the mutated gene don't have the disease but are carriers of disease.
C. People with two copies of the mutated gene have sickle-cell anemia. People with one copy of the mutated gene have healthy red blood cells.
D. People with two copies of the mutated gene are carriers of the disease. People with one copy of the mutated gene don't have the disease
Answers
Sickle-cell anemia is a genetic disorder caused by a mutation in the HBB gene, which provides instructions for making a protein called beta globin. Beta globin is a component of hemoglobin, a protein found in red blood cells that carries oxygen throughout the body. The sickle-cell mutation changes the shape of the beta globin protein, leading to the production of abnormal hemoglobin called hemoglobin S.
People with two copies of the mutated gene (homozygotes) have sickle-cell anemia because they produce mostly abnormal hemoglobin S. This can cause their red blood cells to become rigid, sticky, and crescent-shaped, leading to various health problems, including anemia, infections, and organ damage.
People with one copy of the mutated gene (heterozygotes) have both normal and abnormal hemoglobin. This is known as codominance. They do not have sickle-cell anemia because they produce enough normal hemoglobin to maintain normal red blood cell function. However, they are carriers of the disease, meaning that they can pass the mutated gene on to their children.
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Why are collagen fibers a critical component of bone?
O Collagen fibers help bone resist twisting pulling, or stretching forces.
O Collagen fibers help trap water in the ECM.
O Collagen fibers help the bone resist compression.
O Collagen fibers act as "glue to bind components together.
Answers
Collagen fibers are the critical component of bone because it helps bone resist twisting, pulling, or stretching forces.
What are collagen fibers and its functions?The primary structural protein in the extracellular matrix that makes up the many connective tissues of the body is collagen. It makes up between 25% and 35% of the protein in a mammal's entire body and is the basic building block of connective tissue.
In the tissues of vertebrates, collagen fibres serve as structural components that transfer stresses, store energy, and release it. Collagen fibres contain a hierarchical structure made up of collagen molecules, microfibrils, fibrils, fibres, and fascicles that prevents tendon and other load-bearing tissues from deforming.
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Which activity is most likely to improve muscular endurance?
Answers
Aerobic exercise such as running, swimming, cycling, or rowing is most likely to improve muscular endurance.
Aerobic exercise is any type of physical activity that increases the body's demand for oxygen. This type of exercise is beneficial for improving muscular endurance because it increases the body's ability to use oxygen more efficiently.
When the body is able to use oxygen more efficiently, it can work for longer periods of time without becoming fatigued. Additionally, aerobic exercise helps to increase the body's capacity for storing energy in the form of glycogen, which can be used to fuel muscles during exercise.
This helps to improve muscular endurance by allowing the muscles to work for longer periods of time without becoming fatigued. Finally, aerobic exercise helps to increase the body's ability to remove lactic acid from the muscles, which can help to reduce fatigue and improve muscular endurance.
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Which two pieces of data indicate that Jupiter resides in the outer region of the solar system?
Answers
Answer:
(1) Jupiter is located beyond the orbit of Neptune.
(2) Jupiter has a greater mass than all the other planets in the solar system
a couple married and had four children. The mom had straight hair and the father had curly hair. all of their children had wavy hair. how is this possible?
A. curly and straight hair are incomplete doninant alleles
B. Curly hair is dominant
C. Straight hair is dominant
D. Wavy hair is dominant
Answers
Answer:
Curly hair is dominant so the answer is B
Which is required for both anaerobic respiration and
aerobic respiration?
oxygen
water
mitochondria
glucose
Answers
Question: Which is required for both anaerobic respiration andaerobic respiration?
Answer: Glucose.
Name two genetic disorders and explain the type of mutation
that causes each.
Answers
Brain nerves and spine > huntingtons disease
An orange tree is in the adult stage. what would you expect to notice when observing this plant?
Answers
Answer:
Orange trees are mature when they start to bear flowers and fruit. Reaching this stage can take as long as 10 years for some species, but will occur much sooner
Explanation:
characteristics. The tree of the sweet orange often reaches 6 metres (20 feet) in height. The broad, glossy, evergreen leaves are medium-sized and ovate; the petioles (leafstalks) have narrow wings. Its white five-petaled flowers are very fragrant.
label the parts of these two cells in the spaces provided
Answers
Answer:
Mitochondria and cell membrane
Part A Select three ways how minerals can form Check all that apply. o precipitation of mineral matter o melting of mineral matter o deposition as a result of biological processes
o undersaturation of ions in water o crystallization of molten rock matter
Answers
Minerals can form in three primary ways precipitation of mineral matter, crystallization from magma, and solid-state transformation by chemical reactions (metamorphism), hence options A, B, and d are correct.
How do minerals form?Mineral Precipitation is the process when a mineral is formed by crystallization from a solution, it includes quartz and calcite.
When magma cools below 1300°C, minerals start to crystallize within it and this magma is then involved in a volcanic eruption, the remaining liquid will cool quickly to form a porphyritic texture.
Therefore, minerals form precipitation of mineral matter, crystallization of molten rock matter, and melting of mineral matter.
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What type of marine science work would be nearly impossible without the use of ROVs?
Answers
The type of marine science work which would be nearly impossible without the use of ROVs is exploration.
What is ROV?This is known as remotely operated vehicle and it is used under water for various types of activities due to the fact that it can stay underwater much longer than a human diver as a result of unique properties it possesses.
Exploration on the other hand is referred to as the activity of finding oil or gas and it consists of operations such as aerial surveys, geophysical surveys, etc for maximum yield and result.
The use of remotely operated vehicle is important as it stay underwater much longer than a human diver and increases the time which is needed for the exploration activities by the trained professionals thereby making it the correct choice.
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Janice was researching combustion. During her research, she came across two different hypotheses—proposed at different times in history—that both attempted to explain why certain objects burn. Hypotheses: Burning is the chemical reaction of a substance with oxygen gas present in the air. The reaction produces water vapor and releases heat energy. Certain objects are made from a combination of the elements water and fire. Applying heat to these objects separates the fire from the water. To see which hypothesis better explained the process of combustion, Janice designed and performed an experiment. Experiment: A small candle was lit with a match. The candle was allowed to burn for one minute. The candle was covered by a glass beaker. Observations: The flame of the candle was very hot. Shortly after being covered, the flame diminished and soon went out. After the flame went out, water droplets formed on the inside of the beaker. Which of Janice's observations is explained by Hypothesis I but not by Hypothesis II? A. The flame goes out when the candle is covered. B. The flame of the candle is hot. C. Water condenses on the inside of the flask. D. all of these
Answers
Observation which she explained in hypothesis I but not in hypothesis II is the flame of the candle is hot.
What do you mean by hypothesis?A hypothesis states your predictions about what your research will find. It is a tentative answer to your research question that has not yet been tested.
A hypothesis in a scientific context, is a testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon.
There are basically two types, namely, null hypothesis and alternative hypothesis. A research generally starts with a problem. Next, these hypotheses provide the researcher with some specific restatements and clarifications of the research problem.
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the ecological footprint of a large city is ________ than/as the surrounding rural area.
Answers
A large metropolis has a substantially larger ecological footprint than or equal to the nearby rural area.
The Ecological Footprint calculates the total productive areas for which a population, a person, or a product competes on the demand side. It gauges the ecological resources needed by a particular population or product to produce the natural resources it consumes (such as plant-based food and fibre products, livestock and fish products, timber and other forest products, and space for urban infrastructure), as well as to absorb its waste, particularly carbon emissions.
The usage of productive surface areas is monitored via the ecological footprint. These areas typically include: cropland, grazing land, fishing grounds, developed land, forest area, and land with high carbon demand.
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explain why viruses are regarded as being biologically important
Answers
Answer:
because technically they are not living organisms. - they are only composed of proteins and DNA, the way they reproduce is unlike any organism (DNA injection), they cannot be killed with normal biological agents(antibiotics)
Explanation:
how do the potential energy and the kinetic energy change when the skateboard is at the top or the bottom of the hill? why do you think this change occurs?
Answers
Answer:
As the skateboarder goes down the ramp, potential energy is converted to kinetic energy
Explanation:
Because of friction, some of the energy in the system is converted to heat energy. Once the kinetic energy is converted to heat, the energy cannot be converted back to the potential or kinetic energy in the system.
Do x-rays increase cancer risk?
Answers
X-rays do potentially increase cancer threat, but the threat is veritably small. X-rays are a form of radiation, and radiation exposure is linked to an increased threat of cancer.
Studies have shown that radiation exposure from anx-ray may increase a person’s threat of developing cancer by a veritably small quantum. The threat is lesser with advanced boluses of radiation, and the threat generally increases with age. still, the benefit of carrying anx-ray generally outweighs the implicit threat. This is becausex-rays can be important in diagnosing conditions and medical conditions, and in some cases, they can indeed save lives. thus, it's important for people to talk to their croaker about the pitfalls and benefits of getting anx-ray.
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X-rays may increase the risk of cancer, however the risk is incredibly low. X-rays are a type of radiation, and radiation exposure has been associated with a higher risk of developing cancer.
According to studies, exposure to radiation from x-rays can slightly raise the risk of acquiring cancer in some people. Advanced radiation boluses have a lower concern, and the threat often rises with advancing years.
Nevertheless, the advantage of having an x-ray usually outweighs the potential danger. This is due to the fact that x-rays can be useful in the diagnosis of illnesses and other diseases, and in some circumstances, they really can save lives. Therefore, it's crucial that patients discuss the drawbacks and advantages of getting an x-ray with their doctor.
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Both Darwin and Wallace developed the same theory to account for their interpretations of the data they had observed. How can you account for Wallace’s view that his putting forth the theory of evolution would have been seen as simply an “ingenious (inventive) speculation” rather than the revolutionary effect of Darwin’s Origin of Species?
Answers
Both Darwin and Wallace developed the same theory to account for their interpretations of the data they had observed, but Wallace’s view would have been seen as simply an “ingenious (inventive) speculation rather than the revolutionary effect of Darwin’s Origin of Species because it is based on enviroment as a primary matter of change instead of genetic inherited variation.
What is the evolutionary theory proposed by Alfred Russel Wallace?The evolutionary theory proposed by Alfred Russel Wallace is a model to explain variation in nature based on the enviroment as the trigger of these changes instead of inheritance, which is opposite to the observations of Darwin who indicated variation is the primary matter of evolution.
Therefore, with this data, we can see that the evolutionary theory proposed by Alfred Russel Wallace was based and centered on the environment instead of variation, which today is considered erroneous.
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One way in which the elections of president rutherford b. Hayes (1876) and president george w. Bush (2000) are similar is that in both instances the.
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The fact that the electoral vote winner in both President George W. Bush (2000) and President Rutherford B. Hayes (1876) elections lost the popular vote is one manner in which the two elections are comparable. As a result, choice 2 is the best one.
What was significant about the election of 1876 and Rutherford B Hayes?One of the most contentious presidential elections in American history took place. Republicans and Democrats engaged in negotiations to find a solution, and the result was the Compromise of 1877. The House and Senate performed the electoral vote count on March 2, 1877, therefore recognizing Hayes as the victor of the presidency.
Despite Tilden winning the popular vote, Hayes won the election because he received 20 of the 30 electoral votes that were up for grabs. The vote, which was decided by 8 republicans and 7 democrats, was 8 to 7 in favor of Hayes. Democratic Tilden defeated Republican Hayes in the popular vote in the 1876 election, which the party won with 1 electoral vote. Evidently, resistance to Hayes' narrow victory lingered throughout the fighting.
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Full Question: One way in which the elections of President Rutherford B. Hayes (1876) and President
George W. Bush (2000) are similar is that in both instances the
(1) third-party candidate won electoral votes in several states
(2) winner of the electoral vote failed to win the popular vote
(3) eventual winner was selected by Congress
(4) elections were settled by a special prosecutor
Which of the following statements is true about iron? Select all correct answers
O about 65 percent of dietary iron is absorbed.
O An iron-deficient individual absorbs more iron than a person with good iron status.
O Excess dietary iron is excreted readily via the kidneys.
O Iron deficiency anemia is found among young children, adolescents, and menstruating women.
Answers
Iron deficiency anemia is found among young children, adolescents, and menstruating women is true about Iron in our body.
What is Iron deficiency Anemia?Anemia is a disorder in which the blood does not contain enough healthy red blood cells. Iron deficiency anaemia is a prevalent type of anaemia. The body's tissues receive oxygen through red blood cells.
Insufficient iron is the cause of iron deficiency anaemia. Your body needs iron to produce enough of a component in red blood cells that makes it possible for them to carry oxygen (hemoglobin). Iron deficiency anaemia may cause fatigue and shortness of breath as a result.
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The choanocyte of a sponge and the nematocyst of a cnidarian both function in __________.
A. Obtaining food
B. Reproduction
C. Sight
D. Locating mates
E. Locomotion
Answers
Option a is Correct. The nematocyst of a cnidarian and the choanocyte of a sponge both serve as food sources.
Members of the phylum Cnidaria alone create these tiny, elongated, or spherical capsules. They primarily serve as a means of defence and prey capture. sometimes for movement as well. The many cell types found in sponges are designed to carry out different metabolic roles. In cnidarians, a noncellular mesoglea is sandwiched between two layers of tissue.
Cnidarians have a developed digestive system and extracellular digestion is practised by them. We observed a body made of clumped cells in the phylum Porifera that was devoid of organs or tissue layers. Cnidarians have a little more structured body structure and possess tissues instead of organs.
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Exponential growth is rare because resources are usually limiting. True or False Question 16 Like nutrients and water, energy also cycles through an ecosystem True or False Question 17 Island biogeography predicts that a single large area would have higher biodiversity than several small areas. However, in practice, several small areas could have an advantage for minimizing edge effects. True or False Question 18 Lions, leopards and other large terrestrial predators generally maintain well-defined territories What kind of dispersion pattern would you expect this to produce? O clumped O clustered O uniform O logistic O random
Answers
The increase in population size has a certain pattern known as the form of population growth (population growth form). Theoretically, population growth occurs exponentially.
Population growth never stops and the longer the faster. Exponential growth can occur only when environmental factors are unlimited, so there are no factors limiting growth.
Exponential growth in nature may occur for a time, then several biotic and abiotic factors such as food sources, mates, competition, climate, and other factors limit it. For example, when there is an explosion in the rat population (exponential growth), at a certain point the population will decline again due to the availability of food sources, competition, predators, and climatic conditions.
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