Answer: A section of the DNA code, called a gene, codes for a specific protein or RNA molecule that plays a particular function in the body. The sequence of the nucleotides in the gene determines the sequence of the amino acids in the protein, which in turn determines the structure and function of the protein. The genes also control the development, growth, and maintenance of the body by regulating the expression of other genes and proteins.
Explanation:
PLS HELP!! Which type of fish are sharks?
lampreys
cartilaginous fish
deep sea fish
bony fish
Answer: cartilaginous fish
Explanation: bc it is cartilaginous fish period!
Listed in the Item Bank are key terms and expressions, each of which is associated with one of the columns. Drag and drop each item into the correct column. Order does not matter.
(Picture Posted)
According to the question the Sexual Reproduction: Horse egg and sperm unite.
What is Reproduction?Reproduction is the biological process by which organisms produce new individuals of their own kind. In most cases, it involves the fusion of two specialized reproductive cells, the female egg and the male sperm, to form a new and unique organism. Reproduction is a fundamental characteristic of all known life forms and is the process by which living things propagate their species. Asexual reproduction, which is reproduction without the fusion of gametes, is also common in some species, such as bacteria and plants. Reproduction is essential for the continuation of life on earth and is the foundation of the human population.
Asexual Reproduction: Bacteria divide by fission, A mushroom releases spores, A yeast cell develops a "bud", A pine tree releases pollen that gets trapped in a seed cone, Strawberry plant with runners.
Bacteria swap DNA during conjugation: Bacteria swap DNA during conjugation.
Gametes from protozoans fuse: Gametes from protozoans fuse.
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how might prairie dog biomass affect the carrying capacity of ferrets on a given reintroduction site?
Answer:
here's answer
Explanation:
The ferrets themselves are a food source for larger predators like owls, coyote and badgers. They are important members of the ecosystem both as predators and prey on the prairie.
Gradual changes of species structure inhabiting a geographical area
A)Secondary succession
B)Primary succession
C)both aquatic and primary succession
D)Both secondary and primary succession
Water, sugar, and other important nutrients need to be transported from one part of a plant to another. Which statement correctly describes the interaction of the root and shoot systems during nutrient transport?
The interaction between the root and shoot systems during nutrient transport can be described as a coordinated effort to absorb, transport, and distribute water and nutrients throughout the plant.
What is rootRoots are a fundamental part of the vascular plants, which are plants with a system of specialized tissues for transporting water, nutrients, and organic compounds throughout the plant. Roots anchor the plant to the ground and absorb water and minerals from the soil. They also store food and nutrients for the plant to use during times of stress.
What are shoot systems?The shoot system refers to the above-ground parts of the plant, including the stem, leaves, and reproductive structures (such as flowers and fruits). The stem provides structural support for the plant and serves as a conduit for transporting water, nutrients, and organic compounds between the roots and the leaves.
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Explain the following statement using evidence from the DNA sequences:
Mutations in the DNA change how proteins are made which leads to new and different forms of phenotypes.
A missense mutation is a Genetic alteration that causes the protein produced to encode a different amino acid at a specific location. Certain missense mutations change how the resulting protein functions.
Why do some changes in an organism's DNA sequence cause change, while others do not?While mutations always result in a change in the DNA sequence, they do not necessarily have a noticeable impact on the organism or alter the resulting protein. Since most amino acids can be encoded by two or more distinct codons, this is possible.
Can mutations be found using DNA sequencing?The ability to properly identify and characterise the majority of sequence changes makes direct DNA sequencing, in theory, the method for mutation identification with the highest degree of accuracy.
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Catastrophic events, such as earthquakes, tsunamis, and volcanic eruptions, are caused by movements of tectonic plates in Earth's sublayers. These natural disasters can destroy Earth's surfaces and human-made structures and cause additional problems and dangers for people near them. While not all damage from these events can be prevented, some devices and strategies can be used to help reduce the effect. Think about ways people can protect their environments from damage caused by these catastrophic events.
Column A
1.
These geologic events occur when tectonic plates are displaced, causing the ground to tremble violently. Shock absorbers can be added to the foundations and each floor of buildings to reduce magnitude of vibrations.:
These geologic events occur when tectonic plates are displaced, causing the ground to tremble violently. Shock absorbers can be added to the foundations and each floor of buildings to reduce magnitude of vibrations.
2.
Sea walls can be built to redirect wave energy back to the sea. These series of massive waves generated in oceans are caused by tectonic plate shifts. These are sudden occurrences of violent discharges of steam and other material from large vents in the earth.:
Sea walls can be built to redirect wave energy back to the sea. These series of massive waves generated in oceans are caused by tectonic plate shifts. These are sudden occurrences of violent discharges of steam and other material from large vents in the earth.
3.
When lava and gas are released from the Earth—sometimes explosively. Reinforce the roof of houses to better bear the weight of volcanic ash.:
When lava and gas are released from the Earth—sometimes explosively. Reinforce the roof of houses to better bear the weight of volcanic ash.
Column B
a.Volcanic Eruptions
b.Tsunamis
c.Earthquakes
Answers:
Column A : Column B
1 : C
2 : B
3 : A
In a certain breed of dog spotted fur color is dominant over solid fur color. Smooth fur is dominant over rough fur. If a heterozygous spotted colored dog with rough fur is mated to a solid-colored, homozygous smooth-furred dog provide the ratio of possible phenotypic outcomes.
a
1 spotted smooth : 1 solid smooth
b
3 spotted smooth: 1 solid rough
c
1 spotted smooth: 1 solid smooth: 1 solid smooth: 1 solid rough
d
1 spotted smooth: 1 spotted rough
The possible phenotypic outcomes and their ratios are:
Spotted smooth: 1 SsPp
Solid smooth: 1 ssPP
The genotype of the heterozygous spotted-colored, rough-furred dog is SsRr, where S is the dominant allele for spotted fur color, s is the recessive allele for solid fur color, R is the dominant allele for rough fur, and r is the recessive allele for smooth fur.
The solid-colored, homozygous smooth-furred dog's genotype can be expressed as ssrr.
The offspring's phenotypic ratio can be computed by counting the number of individuals with each phenotype and expressing the result as a ratio. The various phenotypic outcomes and their ratios in this scenario are:
1 smooth-furred spotted: 1 smooth-furred solid
1 solid, rough-furred: 3 spotted, smooth-furred
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Question 2 (50 points)
Describe two other environmental regulations in Texas, one from previous decades
and one passed within the last 5-10 years. These could be local ordinances or state-
wide legislation. Explain the problem each regulation addresses and how it seeks to
solve it.
One environmental regulation in Texas from the previous decades is the Texas Clean Air Act of 1967. The State Water Implementation Fund for Texas (SWIFT) was passed in 2013.
What are the problems each regulation addresses and how it seeks to solve it?The Texas Clean Air Act of 1967 was passed in response to the growing concerns about air pollution in the state. The act established the Texas Commission on Environmental Quality (TCEQ), which is responsible for implementing and enforcing regulations related to air quality. The regulation aims to reduce air pollution, particularly emissions of harmful pollutants such as sulfur dioxide, nitrogen oxides, and particulate matter, which can cause respiratory problems and other health issues.
Another environmental regulation passed within the last 5-10 years in Texas is the State Water Implementation Fund for Texas (SWIFT) passed in 2013. The regulation was created to address the growing water scarcity issues in Texas. The state has been grappling with drought conditions that have led to a decline in water levels in many of its reservoirs. The SWIFT program was designed to provide low-interest loans to local communities, water districts, and other entities for water-related projects such as water conservation, wastewater reuse, and infrastructure improvements. The regulation aims to increase the state's water supply and promote responsible water management practices to address the water scarcity problem.
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Explain the difference between day and night on Earth and Mars.
Mars, like Earth, rotates on an axis. That means that the Mars is spinning like a top. As the planet spins, half of it is facing the sun, and the other half isn't. So the half that is facing the sun experiences daytime, and the othe half has nighttime.Oct 22, 2007
group the label according to the type of organism they describe
In a progression from generic to specialized names, they identify the creature. Kingdom (very large), PHYLUM/DIVISION (plant and fungal divisions), CLASS, ORDER, FAMILY, GENUS (genera if more than one), SPECIES (extremely particular).
Which four categories of creatures possess cell walls?Higher plants, fungi, algae, and bacteria all have solid cell walls that are an essential component of the cell. The extracellular matrix, which is made up of proteins and polysaccharides, is strongly connected with animal cells in tissues despite the fact that they are not enclosed in cell walls.
How do you categorize a group of organisms?The classification of living things is the primary objective of the biological field of taxonomy. Taxonomy is the study of relationships between living things and the formal division of creatures into classes based on those theorized links. Based on their similarities and differences, organisms are categorized.
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How do you group the labels according to the type of organism they describe?
Match the term with its correct description.
Group of answer choices
Cuticle
[ Choose ]
Upper epidermis
[ Choose ]
Mesophyll cells
[ Choose ]
Palisade parenchyma
[ Choose ]
Spongy parenchyma
[ Choose ]
Xylem
[ Choose ]
Phloem
[ Choose ]
Cuticle - waxy layer covering surface of leaf ; Upper epidermis - outermost layer of cells on upper side of leaf, Mesophyll cells - Cells in middle layer of leaf, Palisade parenchyma - layer of elongated, column-shaped cells in upper part of mesophyll, Spongy parenchyma - layer of loosely arranged cells in lower part of mesophyll ; Xylem - type of vascular tissue ; Phloem - type of vascular tissue
What is meant by cuticle?Cuticle is a waxy layer covering the surface of the leaf, which helps to prevent water loss and protect against pathogens.
Upper epidermis - the outermost layer of cells on the upper side of a leaf, which provide a protective barrier and regulate the exchange of gases.
Mesophyll cells - Cells in the middle layer of a leaf that contain chloroplasts and are responsible for photosynthesis.
Palisade parenchyma - A layer of elongated, column-shaped cells in the upper part of the mesophyll that contain chloroplasts and are the primary site of photosynthesis.
Spongy parenchyma - A layer of loosely arranged cells in the lower part of the mesophyll that contain chloroplasts and are involved in gas exchange and storage.
Xylem - A type of vascular tissue that transports water and minerals from the roots to the rest of the plant.
Phloem - A type of vascular tissue that transports organic compounds, such as sugars, from the leaves to other parts of the plant.
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This question is about the different terms related to leaf structure and function.
Explanation:Cuticle: Outer protective layer of the leaf.Upper epidermis: The top layer of cells on the leaf.Mesophyll cells: Cells in the middle layer of the leaf that contain chloroplasts for photosynthesis.Palisade parenchyma: Column-shaped cells in the upper part of the leaf that are closely packed and contain many chloroplasts.Spongy parenchyma: Loosely arranged cells in the lower part of the leaf that have air spaces for gas exchange.Xylem: Plant tissue responsible for transporting water and minerals from roots to leaves.Phloem: Plant tissue responsible for transporting sugars produced during photosynthesis from the leaves to other parts of the plant.Learn more about Leaf structure and function here:https://brainly.com/question/33450504
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A thin section of water leaf stem can be made with a _________or microtome
Look at the labeled diagram of the spacesuits used in the Gemini spaceflight program from 1961-1966. The outer layer of the spacesuit was made
from tough material and is noted in red text. Students are trying to predict why the outer layer of the spacesuit would be made from a tougher
material than the other layers. Which student's prediction below is most likely correct?
A
The outer layer provides the astronaut with warmth in low space temperatures.
B
The outer layer protects the astronaut from micrometeoroids and orbital debris.
C
The outer layer is purely aesthetic and allows the astronaut to look their best for photos and video appearances.
D The outer layer regulates the astronaut's body pressure in the vacuum of space.
Answer:
B. Brainly please
Explanation:
Correct Answer is: B. The outer layer protects the astronaut from micrometeoroids and orbital debris.
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If you own a pet such as a dog, you probably agree that your dog communicates with you, whether through wagging its tail, “body language,” licking you, or barking. But your textbook argues that such communication is not what we would call a “language.” Why is your dog not a true language-user? (Or would you like to argue that it DOES use language?
Answer:
Dog communication uses most of the senses, including smells, sounds and visual cues. Pheromones, glandular secretions, barks, whines, yips, growls, body postures, etc., all serve as effective means of communication between dogs. Unlike in people, canine body postures and olfactory (scent) cues are significant components of dog language and vocal communications are less significant. People are listeners; dogs are watchers. Another major difference between human and canine communication is the type of information communicated. Language enables humans to communicate very specific messages. Dog communication involves the use of characteristic body posturing and shows emotional states, but not always specific intent or actions. Communication between dogs and people does not occur through a tangible “language” so the messages that are shared across species tend to be more general in nature or can be missed or misinterpreted. For family members who want to understand their dog’s behavior, recognition of these body signals can serve as a useful tool for interpreting “dog language.” Just like people, some dogs are better communicators than others. Things to watch for when dogs communicate are primarily body language and posturing, including position of the head and neck, position of the ears, tail position and activity, raised hair over shoulders or back, position of eyes and ears, facial expressions, and vocalization.
Used culture plates are better sterilized in the laboratory using-----------
Answer: D, Used culture plates are better sterilized in the laboratory using an autoclave.
Why are fossil fuels considered non-renewable resources?
Answer:
Fossil fuels are available in limited amounts and can be exhausted by human activities. Moreover, they can't be renewed fast enough. Therefore, they are considered non-renewable resources.
Answer:
Fossil fuels are available in limited amounts and can be exhausted by human activities. Moreover, they can't be renewed fast enough. Therefore, they are considered non-renewable resources.
Explanation:
Misuse of our land can cause
A nutrient depletion
B overpopulation
c desertification
D land development
Desertification may result from improper use of our land.
What is desertification of the land?Desertification is the word used to describe land deterioration in dry land regions, including arid, semi-arid, and dry sub-humid areas. The process of desertification is when the biological productivity of drylands is decreased as a result of natural or artificial influences. It does not imply the growth of already-existing deserts.
What contributes to desertification?Climate change and human activities are the two main causes of desertification. Agricultural operations in the overworked, vulnerable ecosystems of arid and semi-arid regions. reduction in the amount of natural vegetation (by taking too much fuel wood).
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what are the main function of blood
Answer:
Explanation:
transporting oxygen and nutrients to the lungs and tissues. forming blood clots to prevent excess blood loss. carrying cells and antibodies that fight infection.
Answer:
transporting oxygen and nutrients to the lungs and tissues. forming blood clots to prevent excess blood loss. carrying cells and antibodies that fight infection.
Explanation:
Summarize what happens during the Calvin cycle of photosynthesis. Include where it occurs, how energy changes during these reactions, what happens to the reactant and product molecules, and how ATP and NADPH are involved.
Answer:
The Calvin cycle is the second stage of photosynthesis that uses the energy from light-dependent reactions to produce organic molecules from carbon dioxide. It occurs in the stroma of the chloroplast and consists of three steps: fixation, where carbon dioxide is incorporated into organic molecules; reduction, where the organic molecules are converted into sugars; and regeneration, where the molecules needed for the next cycle are produced.
During these reactions, energy is stored in the form of chemical bonds as carbon dioxide is fixed into organic molecules. The reactant molecule carbon dioxide is converted into sugars, while ATP and NADPH from the light-dependent reactions are used to provide energy for these conversions.
Explanation:
all organism need natural resources from their environment to survive. select any plant or animal/ and describe three resources that the organism needs for survival.
This is where the organism's fundamental survival requirements are met: sustenance, water, protection from the elements, and a spot to reproduce its offspring. To live, all organisms must adjust to their surroundings.
Living creatures have fundamental requirements. To develop, plants require oxygen, water, nutrients, sunlight, and room. Animals require oxygen, sustenance, drink, and refuge. To satisfy their life requirements, living creatures rely on one another and their surroundings, or habitats.
However, because we are all living creatures, we all have the same five fundamental life needs: sunlight, water, oxygen, shelter, and sustenance. These fundamental requirements help keep our cells functioning properly in various ways.
Water, timber, food, and electricity are all provided by natural elements. It isIt is impossible to exist without natural materials. Oil, coal, natural gas, metals, stone, and sediment are examples of natural resources. Other natural elements include air, sunlight, earth, and water.
Justify the design of healthy meal plan for a selected individual, for one week, justifying suggested recommendations for change
Answer:
Designing a healthy meal plan for an individual involves considering their unique nutritional needs, preferences, and goals. Here is an example of a healthy meal plan for a selected individual for one week, along with justifications for the suggested recommendations for change:
Day 1:
Breakfast:
Whole grain oatmeal with mixed berries, chopped nuts, and a dollop of Greek yogurt
Herbal tea
Justification: This breakfast provides a good source of complex carbohydrates, fiber, antioxidants, healthy fats, and protein. It is a balanced meal that can help the individual start the day with sustained energy and nutrients.
Lunch:
Grilled chicken breast with roasted vegetables (such as broccoli, carrots, and bell peppers) tossed in olive oil and herbs
Quinoa salad with mixed vegetables and vinaigrette dressing
Justification: This lunch is rich in lean protein, fiber, healthy fats, and complex carbohydrates. It includes a variety of vegetables for essential vitamins, minerals, and antioxidants. The quinoa salad adds additional protein and fiber to the meal.
Dinner:
Baked salmon fillet with lemon and dill seasoning
Steamed asparagus with garlic
Brown rice
Justification: This dinner is a good source of omega-3 fatty acids from the salmon, as well as lean protein, fiber, and healthy carbohydrates from the asparagus and brown rice. The meal is well-balanced and nutrient-dense.
Snack:
Greek yogurt with sliced banana and a drizzle of honey
Raw almonds
Justification: This snack provides a good source of protein, healthy fats, and natural sugars from the yogurt and banana, along with fiber and additional healthy fats from the almonds. It can help curb hunger between meals and provide a nutrient-rich option for snacking.
Recommendation for change: One potential recommendation for change could be to include more variety in the types of fish consumed, such as rotating between salmon, tuna, and mackerel, to diversify the intake of omega-3 fatty acids.
Day 2-7:
The meal plan for the remaining days of the week can follow a similar pattern, with variations in the types of proteins (e.g., chicken, turkey, beans, lentils) and vegetables (e.g., spinach, kale, Brussels sprouts, cauliflower) included in the meals. It is important to incorporate a variety of foods from different food groups to ensure a balanced intake of essential nutrients.
Recommendation for change: To further enhance the meal plan, a recommendation for change could be to include more plant-based protein sources, such as beans, lentils, tofu, or tempeh, for individuals who prefer or follow a vegetarian or vegan diet.
In conclusion, a healthy meal plan for an individual should be personalized to their unique nutritional needs, preferences, and goals. It should include a variety of foods from different food groups to provide a balanced intake of essential nutrients. Regular assessments and adjustments can be made to the meal plan based on individual feedback and nutritional requirements. Consulting with a registered dietitian or healthcare professional can provide further guidance and recommendations for a healthy meal plan.
Explanation:
Which of the following is one method by which farmers can cost-effectively and ethically create livestock with desirable traits?
inject stem cells to make the desired trait
mate one livestock animal with the desired trait
use hormones to create the desired trait
breed two livestock animals with the desired trait
One method by which farmers can cost-effectively and ethically create livestock with desirable traits is to breed two livestock animals with the desired trait (option D).
What is farm animal improvement?Farm animal improvement is a process whereby inherited superior traits are transferred from one animal to the other of the same species.
Certain traits such as good feeding conversion, growth rate, meat quality, high milk yield, good body form, etc. are major considerations in animal improvement.
One way by which a livestock farmer can achieve animal improvement is breeding. Breeding is a very cost effective and ethical method by which two livestock animals of the same species with desires traits are crossed to bring about improved offsprings.
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Answer: The correct answer is breed two livestock animals with the desired trait
Explanation: This answer has been confirmed correct.
The most cost-effective option is for the farmers to breed the animals themselves.
Please identify the stage of mitosis that is represented in the image and describe what is occurring at that stage.
Previewing Copy the table below. Before
you read, use Figure 17 to locate examples of
the driest and wettest regions on Earth. After
you read, identify the dominant wind system
for each location.
The offered text makes explicit reference to Tampa and the fact that the subtropical jet brought rain to the Gulf Coast, but it omits any details on the driest and wettest places on Earth or their corresponding prevailing wind systems.
Subtropical jet stream: what is it?Regions of subtropical high pressure are located above a belt of powerful upper-level winds. Due to the larger tropopause in lower latitudes, it travels at slightly higher heights and lower latitudes than the polar front jet stream.
The subtropical jet stream: what does it do?They are in charge of delivering highs and lows. Jet streams play a crucial role in the movement of highs and lows that have a daily impact on our weather and way of life. They have an impact on precipitation and temperature.
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State two contrasting features each of sex determination, in humans, birds and honey bees.
The male gamete decides what sex the kid will be. In birds, the females are heterogamous and the males are homogamous haploids. The drones (male honeybees) descend only from their mother, the queen, in honeybees.
How does it vary from how honey bees and birds determine sex?Insects like ants, honeybees, and others exhibit this form of sex determination as a distinguishing property. It uses the ZZ-ZW sex-determination system, which is frequently observed in fish, fowl, and birds. In this kind, men have two Z-chromosomes and one pair of autosomes, whereas females have one Z, one W, and autosomes.
The Z chromosome, which is typically the fourth or fifth biggest in most avian species, is a sizable chromosome that is home to virtually all of the known -related genes.
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Earth's biomes support varied life forms. In each biome there are abiotic factors that help survival and others that limit survival. Match the abiotic factor to the correct biome.
an example of how an environmental factor, like a fire, could affect an ecosystem
Answer:
below use to help guide you
Explanation:
An environmental factor like a fire can have a significant impact on an ecosystem. For example, consider a forest ecosystem where a fire breaks out. The fire can directly impact the vegetation and animal populations in the following ways:Loss of Vegetation: The fire can burn through the vegetation, resulting in a significant loss of trees, shrubs, and other plants. This can lead to changes in the composition of the ecosystem and the loss of habitats for animals that depend on the vegetation.Soil Nutrients: The fire can alter the soil nutrients by burning up the organic matter, resulting in a loss of nutrients that the plants need to grow. This can affect the growth of new vegetation and the ability of the ecosystem to recover.Animal Population: The fire can directly impact animal populations by killing animals, destroying habitats, and reducing the availability of food and water. The animals that survive the fire may face competition for resources as they seek out new habitats.Water Quality: The fire can affect the water quality in the ecosystem by increasing sedimentation and runoff, which can lead to increased erosion and pollution of water bodies.Ecological Succession: After a fire, the ecosystem undergoes a process called ecological succession, where the vegetation and animal populations gradually recover and change over time. This can lead to long-term changes in the ecosystem structure and composition.Overall, a fire can have significant impacts on an ecosystem, altering the vegetation, soil, animal populations, and water quality, and leading to long-term changes in the ecosystem structure and function.
1. Complete the Statement: Typically, homemade explosives are produced from products that are:
O A. Available from a limited number of retailers who specialize in construction materials.
• B. Controlled to prevent purchase without providing identification.
• C. Legally accessible in retail establishments across the country.
O D. Purchased by individuals holding special permits
Typically, homemade explosives are produced from products that are legally accessible in retail establishments across the country. The correct option is C
What is Homemade explosives ?
Homemade explosives are explosives that are produced using readily available materials and ingredients by individuals or groups outside of the commercial or industrial context.
Therefore, homemade explosives are produced from products that are (C) legally accessible in retail establishments across the country. This is because many of the ingredients commonly used in homemade explosives, such as fertilizer, fuel, and chemicals, are widely available for purchase without any special permits or identification requirements.
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The
is seen in cheetahs where only a few organisms survived the last ice age. The is seen in Darwin's finches, where a small population was blown to the Galapagos island to start a new population.
The genetic bottleneck is seen in cheetahs where only a few organisms survived the last ice age.
The founder effect is seen in Darwin's finches, where a small population was blown to the Galapagos island to start a new population.
What happened to the Cheetahs?In the case of cheetahs, it is believed that the species went through a genetic bottleneck around 10,000 years ago, possibly due to climate change or human hunting. As a result, cheetahs today have very low genetic diversity and are prone to genetic diseases.
In the case of Darwin's finches, it is believed that a small group of finches from the South American mainland were blown to the Galapagos islands and established a new population. Over time, the finches evolved into different species with different beak shapes and sizes that allowed them to specialize in different food sources on the islands.
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