how is genetic drift different from natural selection simutext

Answer:

Un terremoto[1] (del latín terraemōtus, a partir de terra, «tierra», y motus, «movimiento»), también llamado sismo, seísmo (del francés séisme, derivado del griego σ [seismós]),[2]

Answer:

Mitosis fixes old cells. It replaces it with new ones

Explanation:

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Discussion, projects, campaigns and events can support victims of drugs abuse by making them aware of the effect and also as a n avenue for them to share their issues so as to gain support from people.

This involves the excessive use of drugs which results in creating pleasurable effects on the brain. This usually leads to addiction and destroys vital cells of the body such as that of the liver, lungs etc.

Discussion, projects, campaigns and events can support victims of drug abuse due to the awareness it creates so that people can stay away from it in any form.

The affected individuals are usually offered support such as referring them to rehabilitation centers when their issues are said to the members of the team so as to ensure that they are able to recover fully from it without relapse.

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The false statement about epigenetic modifications is:
c. Only non-DNA components of chromatin are modified with epigenetic markers.

Epigenetic modifications refer to changes in gene expression that do not involve changes to the underlying DNA sequence. These modifications can be inherited and can influence how genes are turned on or off in different cells or at different stages of development.

a. The tails of the nucleosome octamer components can be modified with methylation: This statement is true. Methylation of the tails of nucleosome octamer components, which are made up of histone proteins, can affect gene expression by either activating or repressing the associated genes.

b. The tails of the nucleosome octamer components can be modified with acetylation: This statement is also true. Acetylation of histone tails is another type of epigenetic modification that can influence gene expression. Acetylation generally leads to gene activation by relaxing the chromatin structure and allowing transcription factors to access the DNA.

d. Epigenetic modifications control whether a region is euchromatin or heterochromatin: This statement is true. Epigenetic modifications play a crucial role in determining whether a region of DNA is in a euchromatin state, which is more accessible for gene expression, or a heterochromatin state, which is more condensed and less accessible for gene expression.

In summary, the false statement is c. Only non-DNA components of chromatin are modified with epigenetic markers. Epigenetic modifications can occur on both DNA and non-DNA components of chromatin, such as histone proteins. These modifications can have significant impacts on gene expression and are essential for cellular development and function.

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Answer:

C

Explanation:

Answer:

true

Explanation:

i hove this will help u

Outside of species A's range, species B won't be able to live.

What is species in biology?

A species is a group of organisms made up of similar individuals that are capable of interbreeding or gene exchange. The most fundamental unit of categorization in biology is the species, which also serves as a taxonomic rank. A genus is the next taxonomic tier in the biological categorization hierarchy.

What are examples and species?

a collection of biological species that are quite similar to one another, closely related, and often capable of interbreeding and generating viable offspring. The species, which comes after a genus or subgenus, is the basic unit of taxonomic categorization. Water buffalo, a king cobra, a jaguar, and a pig are some examples.

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I understand that the question you are looking for is:

If species A provides a habitat to species B as part of a mutualistic relationship, what is the probable effect on the abundance and distribution of species B?

Answer:

The digestive system relies on the circulatory system to deliver the nutrients to the entire body of the organism.

Explanation:

» Concepts

The function of the digestive system is to break down food into nutrients for your body to use as energy. However, once the food is broken down, the nutrients pass onto the bloodstream. Then, the circulatory system takes action and transports them throughout your body.

Answer:

Check the attached document. The system rejected the answer because it contained certain words considered obscene, including the pen*s

Explanation:

Answer:

The answer is A!

Explanation:

Because liquids and gases move, soilds will stay in place unless you move it.

the answer is producer

Answer:

producer

Explanation:

In all the ecological pyramids, producers (organisms that produce their own food) are found at the lowest trophic level. This trophic level contains the highest amount of energy.

The energy in each trophic level of an energy pyramid is just 10 percent of the energy in the level below it. What accounts for the decrease in energy from the lowest level to the highest level of an energy pyramid?

Heat flows from the product into the evaporator due to the fundamental principles of thermodynamics and the operation of a typical refrigeration cycle. In a refrigeration system, the evaporator is responsible for absorbing heat from the product or the surrounding environment.

The evaporator operates at a lower temperature and pressure compared to the product or the environment it is cooling. When the refrigerant enters the evaporator, it undergoes a phase change from a high-pressure liquid to a low-pressure gas.

This phase change occurs by absorbing heat from the product or the surroundings.

As the product comes into contact with the evaporator's cold surface or the refrigerant circulating through it, heat transfer occurs through conduction.

The colder evaporator surface or refrigerant extracts heat energy from the product, causing its temperature to decrease.

The absorbed heat causes the refrigerant to evaporate, creating a continuous cycle where the refrigerant absorbs heat from the product, changes from a liquid to a gas, and then proceeds to the compressor for further processing in the refrigeration cycle.

Overall, the heat flows from the product into the evaporator due to the temperature difference and the thermodynamic properties of the refrigeration system, allowing for efficient cooling and preservation of the product.

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Answer:

A

Explanation:

Dont have time to explain

Changes in ecosystem functioning and the structure of vegetation can affect several aspects in a region, including: Biodiversity, Nutrient Cycling, Carbon Sequestration and Hydrological Processes.

Biodiversity: Alterations in the structure and composition of vegetation can directly impact the diversity of plant and animal species within an ecosystem. Nutrient Cycling: Vegetation plays a crucial role in nutrient cycling within ecosystems. Changes in vegetation structure and functioning can affect nutrient availability, uptake, and cycling processes.

Carbon Sequestration: Vegetation, especially forests, act as carbon sinks, absorbing carbon dioxide from the atmosphere and storing it in plant biomass and soils. Changes in vegetation structure, such as deforestation or land-use change, can result in decreased carbon sequestration and contribute to increased greenhouse gas concentrations in the atmosphere. Hydrological Processes: Vegetation influences the water cycle within an ecosystem. Vegetation cover affects evapotranspiration rates, infiltration, and runoff patterns. Changes in vegetation structure can lead to altered water availability, changes in local climate, and modifications to hydrological processes such as streamflow and groundwater recharge.

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Answer:

2

Explanation:

took the test

Answer:

2

Explanation:

Just took the test

Explanation:

False it's false ok and good morning and please mark me as brainliest please and help me in my question

Option 2. The sphincters' muscle block urine as it sync with urinary bladder muscle

The sphincter muscle is a ring-shaped muscle that surrounds the urethra, the tube that carries urine from the bladder out of the body. There are two sphincter muscles that control the flow of urine: the internal sphincter, which is made up of smooth muscle and is under involuntary control, and the external sphincter, which is made up of skeletal muscle and is under voluntary control.

The sphincter muscle works in coordination with the bladder muscle to control the flow of urine. When the bladder is full, the bladder muscle contracts to expel urine, while the internal sphincter muscle relaxes to allow urine to pass through the urethra. The external sphincter muscle remains contracted to maintain continence.

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Halothane, a generally used anesthetic, has been found to have a minimum effect on synaptic function but may additionally have an effect on the muscles. In the muscle contraction manner, acetylcholine binding opens channels, inflicting the muscle membrane to depolarize.

Subsequently, calcium ions are released from the sarcoplasmic reticulum into the sarcoplasm, wherein they bind to troponin. This interplay reasons tropomyosin to transport, exposing the myosin binding sites on actin. Cross-bridge cycling ensues, ensuing within the contraction of sarcomeres. To conclude the contraction, calcium is taken lower back up into the sarcoplasmic reticulum.

The flowchart is:

Acetylcholine binding opens the channels and the muscle membrane becomes depolarized.

This creates an action potential, which travels along the muscle fiber.

↓

The action potential travels down the T-tubules and stimulates voltage-sensitive.

Calcium ions are released into the sarcoplasm from the sarcoplasmic reticulum.

↓

Calcium binds to troponin, which moves tropomyosin to expose the myosin binding sites on actin.

↓

Cross-bridge cycling causes the sarcomeres to contract.

↓

Calcium is taken up into the sarcoplasmic reticulum to terminate the contraction.

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The correct question is:

The statement "a symbiotic relationship that benefits both species (like algae inside coral) is referred to as commensalism" is false. Instead, such a relationship is called mutualism. In a mutualistic relationship, both species benefit from the interaction.

The symbiotic relationship between coral and algae, for example, is a mutualistic one. Algae live inside the coral, which provides a protective environment, while the algae provide the coral with food through photosynthesis. Both the algae and the coral thrive in this relationship.

Commensalism, on the other hand, is a type of symbiotic relationship in which one species benefits while the other is neither helped nor harmed.

An example of commensalism is when a bird builds its nest in a tree. The bird benefits by having a place to live, while the tree is neither helped nor harmed.

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The statement which best describes the chart is Heat was added to create the product.

What is activation energy?

In the potential energy diagram, the height of the hill between the reactants and the products represents the activation energy for a reaction. The activation energy barrier is another name for the activation energy of a reaction. It is denoted by Ea.

How to reach the activation energy barrier?

Molecules become more energetic and move more quickly as the temperature rises. Therefore, the likelihood that molecules will be moving with the required activation energy for a reaction to occur upon collision increases with increasing temperature.

The statement which best describes the chart is Heat was added to create the product.

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Answer: B.Heat was added to create the product.

Answer: second

Explanation:Early humans most likely experienced changes in climate forcing migration to find animals for food, changes in climate alternating rivers with droughts and floods and changes in environment causing animal habits changes.

Explanation:

All the changes that early humans could have experienced, I think, are related to the changes that animals and the lands could have suffered. They lived much more closer to them than we do now; now we sometimes don't realize how global warming is affecting our planet because we are not that close to the lands and the crops and we don't usually raise animals for our consumption, we just buy at the shop. But, early humans could sense every change related with that because this was the way they lived. So, migration to find animals, changes in climate alternating rivers with droughts and floods and changes in animal habits are the ones I believe they could have suffered.

Answer:

A

Explanation:

Just took the quiz

Respiration involves the movement of gases by the process of diffusion.

Respiration is basically the process of release of energy which is by breaking down food into simpler molecules which are then stored in the body cells. The process, by the help of which air is basically drawn into the lungs and then is forced out from the lungs back outside that is into the atmosphere is called breathing.

Breathing takes place in the lungs in humans especially at the alveoli where the exchange between the oxygen and the carbon dioxide takes place with the help of a process which is known as diffusion.

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The total number of atoms when glucose and oxygen react stays the same when carbon dioxide and water are produced, explains the conservation of mass during cellular respiration. Option D is correct.

This statement explains the conservation of mass during cellular respiration. Glucose and oxygen react to form carbon dioxide and water, but the total number of atoms in the reactants and products remains the same. This is because atoms cannot be created or destroyed, only rearranged in chemical reactions. Therefore, the total mass of the reactants and products is conserved, and the process of cellular respiration follows the law of conservation of mass. Hence, option D is correct.

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None of the options a, b, c, or d fully explains the process of inflammation. However, option "e" is the correct answer as all of the listed options are part of the process of inflammation.

During inflammation, several changes occur in the affected area, including increased capillary permeability, which allows immune cells and fluid to enter the area, and the release of chemical mediators such as prostaglandins and histamine. Prostaglandins can both promote and reduce inflammation, depending on the specific circumstances, while histamine can cause vasodilation (widening of blood vessels), leading to increased blood flow to the area.

These changes are intended to help the body fight infection or repair damaged tissue, but they can also cause pain, swelling, and redness in the affected area. Therefore, inflammation is a complex and multi-faceted process that involves a variety of cellular and molecular mechanisms.

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Answer: B, humus

Explanation: I got it right on Edge

During the flow of electrons around a circuit, there can not be a gap in a circuit, to complete the circuit there must be a continuous flowing of electrons, hence option A is correct.

Only when a circuit is complete and when there are no gaps in it does current flow.

In a full circuit, electrons move from the negative terminal (connection) on the power source back to the positive terminal via the connecting wires and other parts, such as bulbs.

Therefore, in a circuit, if there is a gap between them, electricity won't flow. This is so because air does not conduct electricity, and gaps contain air.

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Answer:

i think its false

Explanation:

Answer:

in asexual reproduction you do not really get genetic diversity, therefore this is false.

Answer:

The white one as it would blend in better ie be camouflaged and less at risk to be eating by a predator

Explanation:

The moth that would survive in the bunch of trees pictured is white pepper moth.

Camouflage, also known as cryptic coloration, is a defence or tactic used by organisms to conceal their appearance, usually in order to blend in with their surroundings.

Camouflage is used by organisms to conceal their location, identity, and movement. This enables prey to avoid predators while also allowing predators to sneak up on prey.

The peppered moth (Biston betularia) is a night-flying moth found in temperate regions.

The light-colored moths were difficult to see as the soot lightened the trees.

They were less likely to be eaten by birds, whereas dark-colored moths could blend in better on darker trees. As a result, dark-colored moths had a lower survival rate.

Thus, there is better survival rate of white moths in the given scenario.

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