What is the relationship between the biodiversity of an ecosystem and its
ability to rebound from disturbance?
A. A biodiverse ecosystem is not affected in any way by disturbance.
B. A biodiverse ecosystem harbors many interactions, thus a
disturbance may impair some interactions, but not all.
C. The relationship between the biodiversity of an ecosystem and its
ability to rebound from disturbance is unknown.
D. A biodiverse ecosystem has so many interactions that the
slightest disturbance will destroy it.

Answer:1 and 2

Explanation:

The weakest nucleophile in a polar protic solvent among the given options is Br. Option c is correct.

In a polar protic solvent, nucleophilicity is inversely proportional to basicity. Basicity refers to the ability of a molecule to accept protons, while nucleophilicity refers to the ability of a molecule to donate a pair of electrons to form a new covalent bond.

In polar protic solvents, the solvent molecules can hydrogen bond to the nucleophile, stabilizing it and reducing its nucleophilicity. Halides are all nucleophiles, but in polar protic solvents, their nucleophilicity decreases in the order: F > Cl > Br > I.

This is because the larger halides, such as iodide (I), are more polarizable due to their larger size and can therefore more effectively delocalize negative charge.

This means that they are better able to stabilize their negative charge, which makes them weaker nucleophiles. Thus, the correct option is c.

To know more about hydrogen bond, refer here:

https://brainly.com/question/2484452#

#SPJ11

Option B Both species are tropical, showing high rates of evolution. Coevolution is the parallel evolution of two or more than two species which have a relative effect on each other.

When two or more species influence one other's evolution through natural selection, this is known as coevolution in biology. Similar to the predator-prey interaction, another typical example of coevolution is the link between herbivore species and the plants that they consume. The phrase is also occasionally used to refer to two traits in the same species that influence each other's evolution. Evolution happens when two or more species have a reciprocal impact on each other's evolution through the process of natural selection. Examples of convergent evolution include the relationship between vertebrate and cephalopod eyes, shark and dolphin bodies, and lodgepole pine seeds, which both red squirrels and crossbills this species eat in various regions of the Rocky Mountains.

Learn more about coevolution here:

https://brainly.com/question/1489642

#SPJ4

The genetic-environmental correlation theory claims that our genes have an impact on the surroundings we are exposed to. Passive correlation, in which the youngster has little control, is typical in younger children. Parents shape their children's environment, which is linked to genetics.

When new species fill many niches, it is known as ecological diversification. This occurs when there is a niche opportunity for a new species to exploit and fill, resulting in the development of unique adaptations and characteristics.

Before this happens, there may have been one species occupying one niche, which can lead to competition and limited resources for that species. However, with the arrival of new species filling other niches, it can reduce competition and provide more resources for each species, ultimately leading to increased diversity in the ecosystem. This process is a result of natural selection, where the most successful species are those that can best exploit their particular niche.

Ecological diversification is a crucial component of the evolutionary process and plays a significant role in shaping the diversity of life on Earth. It highlights the importance of adaptation and the development of unique traits to succeed in different environments. Overall, the process of ecological diversification allows for increased biodiversity, ultimately leading to a healthier and more robust ecosystem.

Learn more about Ecological diversification here:

https://brainly.com/question/15139003

#SPJ11

The given statement "the prefrontal cortex is largely responsible for the so-called ""executive"" functions" is True. Because, the prefrontal cortex is in fact substantially in charge of what are referred to as "executive" activities.

Planning, decision-making, problem-solving, thinking, attention, and working memory are just a few of the higher cognitive tasks that the prefrontal cortex, found in the frontal lobes of the brain, is essential for. Because they include the management and regulation of other cognitive processes, these activities are sometimes referred to as executive functions. The prefrontal cortex aids in goal-setting, result prediction, inhibition of improper behaviours, focus maintenance, and adaptation to changing conditions. Executive function deficiencies can result from injury to or malfunction of the prefrontal cortex and affect a person's capacity for critical thought, wise decision-making, and goal-directed behaviour.

To know more about prefrontal cortex, here

brainly.com/question/30746925

#SPJ4

Taking into account the Rh- factor, AB positive blood group is the universal recipient.

AB-positive blood is called the universal recipient because it can receive blood from all other blood groups. This means persons with AB-positive blood group can safely receive a blood transfusion from any donor with any blood type. Antigens are a substance that the immune system of the body responds to. They are found on the surface of blood cells. When the immune system detects an antigen that it does not recognize, it will fight against it. Blood group A has antigen A and blood group B has B antigen, AB blood group has both A and B antigens whereas O blood group has no antigens at all.

Blood types are classified as positive or negative based on the presence of the Rh factor. This is based on the presence or absence of a protein called the rhesus (Rh) factor. It's often written as "+" (positive or Rh factor present) or "-" (negative or Rh factor absent) when noting the blood group of a person.

For further learning about blood groups, refer to the link:

https://brainly.com/question/20381619

#SPJ4

From what we know, we can confirm that In the real world, a population explosion is usually followed by a population crash.

A population crash is when the population of a region ceases to increase and declines suddenly. This is quite normal as the higher population now competes for fewer resources as well as mates in between the members of the population.

Therefore, due to finite resources and mating availability, we can confirm that In the real world, a population explosion is usually followed by a population crash.

To learn more about populations visit:

https://brainly.com/question/905400?referrer=searchResults

Answer:

eu acho que é a A

um belo dia abençoado

The difference in height between the two bottles is 30 millimeters.

To calculate the difference in height between the two bottles in millimeters, we need to convert the heights from centimeters to millimeters and then subtract one from the other.

First, we convert the height of the first bottle from centimeters to millimeters. Since there are 10 millimeters in a centimeter, we can multiply the height of 12 centimeters by 10 to get the height in millimeters:

12 centimeters * 10 millimeters/centimeter = 120 millimeters.

Next, we convert the height of the second bottle from centimeters to millimeters using the same conversion factor. We multiply the height of 15 centimeters by 10:

15 centimeters * 10 millimeters/centimeter = 150 millimeters.

Now that we have both heights in millimeters, we can calculate the difference. We subtract the height of the first bottle from the height of the second bottle:

150 millimeters - 120 millimeters = 30 millimeters.

Therefore, the difference in height between the two bottles is 30 millimeters.

know more about height here:

https://brainly.com/question/31556472

#SPJ8

Answer:

C) The model is inaccurate because the base pairs are incorrect.

Explanation:

By using the acronym Apples (Adenine) in Trees (Thymine), Cars (Cytosine) in Garages (Guanine) (ATCG). C would be the correct answer because the model goes by (CATCTGCA) which would be translated into; Cars (Cytosine) in Apples (Adenine), Trees (Thymine) in Cars (Cytosine), Trees (Thymine) in Garages (Guanine) and Cars (Cytosine) in Apples (Adenine).

Answer:

True because the definition of a land form is legit a natural feature of the earth's surface.

1. In passive propagation, as the action potential goes from the start to the end of an axon, it decays or becomes weaker, and it is the most common method of transmitting electrical signals in neurons. 2. It differs from the mode of propagation along the neuron, the action potential is actively propagated along the axon without decay.

A passive signal can be generated by a receptor or by a spike in the membrane potential of an adjacent neuron. In the neuron, an electrical current flows from the dendrite to the cell body, down the axon and into the terminal, causing a change in the potential across the membrane. The current also generates an electrical field that spreads throughout the surrounding tissue, this electrical field, known as the extracellular potential, decays with distance and is much smaller than the intracellular potential. So therefore a passive signal can be detected by electrodes placed outside the neuron.

An action potential is initiated at the axon hillock, propagated along the axon, and terminates at the presynaptic terminal. In the neuron, an electrical current flows from the dendrite to the cell body, down the axon and into the terminal, causing a change in the potential across the membrane. The current also generates an electrical field that spreads throughout the surrounding tissue, this electrical field, known as the extracellular potential, decays with distance and is much smaller than the intracellular potential. So therefore it differs from the mode of propagation along the neuron, the action potential is actively propagated along the axon without decay.

Learn more about action potential at

https://brainly.com/question/30774630

#SPJ11

answer:

um

explanation:

the question literally makes no sense lol

Answer:

If all the electrons of an atom are removed, it will change to become a positively charged ion called a cation. Additionally, the loss of all of its electrons means there is no negative charge to balance the positive charges of the protons.

Explanation:

The first step in protein synthesis is when the DNA is transcribed to mRNA.

Explanation:

OA. The water that covers over 70% of the Earth's surface stabilizes the weather and climate of the Earth.

Water's high specific heat helps to regulate the temperature of the Earth's oceans, which in turn affects the temperature and climate of the planet. This is because water can absorb a large amount of heat without a significant increase in temperature, and it can release that heat slowly over time. As a result, the Earth's oceans act as a "heat sink," absorbing excess heat from the atmosphere during warm periods and releasing heat during cold periods. This helps to stabilize the temperature of the planet and makes it more hospitable for life.

Answer:

1. Genetic drift

2. Natural selection

3. Adaption

4. Mutation

Explanation:

I'm not entirely sure that this is all correct, but for 2. Natural selection makes sense, and for the foxes that is adaption. I'm unsure about the first question though.

Hope this helps you a bit. Good luck on your studies.

Viruses are often isolated from cells by filtration based upon the fact that they are smaller than the pore size of the filter.

Virus, a small, basic infectious agent that can reproduce only in live cells of animals, plants, or microorganisms. The term is derived from a Latin word that means "slimy liquid" or "poison." Dmitry I, a Russian scientist, conducted the first study on the biological nature of viruses in 1892.

A virus is a submicroscopic infectious agent that multiplies solely within an organism's live cells. Viruses infect all kinds of life, including animals and plants, as well as microbes such as bacteria and archaea. They proliferate at an astonishing pace, but only in living host cells. They are acellular, which means they lack cytoplasm and cellular organelles. They have no metabolic mechanism of their own and must multiply utilising the metabolic machinery of the host cell.

To learn more about Viruses, here

https://brainly.com/question/29156932

#SPJ4

If you wanted to look for cohesin proteins in a mitotic cell, you would look in the centromeres, as cohesin is present in the centromeres during mitosis. During metaphase and anaphase, you would expect to find cohesin .

Cohesin is a protein complex that is required for holding sister chromatids together during cell division in eukaryotes. Cohesin acts as a molecular glue, binding the sister chromatids from the moment they are generated during S phase until they are separated during mitosis. Cohesin is made up of several subunits, including SMC1, SMC3, RAD21, and STAG1/2. The exact role of these subunits in the cohesin complex is still being investigated. During cell division, cohesin holds the sister chromatids together, ensuring that each daughter cell receives a complete set of chromosomes. Cohesin is regulated by several kinases and phosphatases that ensure its proper function throughout the cell cycle.

To know more about cohesion proteins please visit :

https://brainly.com/question/25269723

#SPJ11

Answer:

1.  Independent variable- paper clips

Dependent variable- how far it will fly.

Control- mass of plane

Constant- type of plane

2. independent variable- using calculators

dependent variable- who will answer the questions faster

Control- the time the groups get done with the math problems

Constant- the math problems

3. Independent variable- Age of children

Dependent variable- the time it takes to complete the puzzle.

Constant- The type of puzzle

4. Independent variable- Amount of coffee grounds

Dependent variable- The taste of the coffee

Constants(3)- The same kind of coffee, same type of water, and the same perking time.

Explanation: The dependent variable depends on the independent variables change. For example: The amount of coffee grounds determine the taste of the coffee. The coffee grounds would be the independent variable because the dependent variable is the taste of the coffee, and the taste of the coffee determines on how much coffee grounds we use. Constants are the things that stay the same during the experiment. For example: We use the same brand of coffee throughout the experiment, so the brand of coffee is our constant. The controls are the things that do change. For example: The paper clips on the plane weighed the plane down more and more each experiment. So, the control would be the amount of paper clips used each test. The mass could also be a control in this experiment because the change in the paper clips changes the mass of the plane. I did this in 7th grade, and i am in 11th, so I know this is correct. I hope this helps you:)

Both eukaryotic and prokaryotic cells contains ribosomes, therefore A is incorrect.

Both eukaryotic and prokarytic cells presents DNA and does de transcription of DNA into RNA. Therefore, B is also incorrect.

The size of the cells depends upon the function they perform, but the eukaryotic cell usuallt is larger than the prokaryotic cell because it presents membraned organelles.

So,

Answer: Anaphase

Explanation:

During anaphase, the sister chromatids separate from each other and are pulled towards opposite ends of the cell.

Answer:

D/ last one

Explanation:

please give brainlest need 2 more

Answer:

Explanation:They all use the same set of nucleotides. The following nucleotide codes are A,C,G,T or U. In all  all living organisms on earth, we have this one thats why all are similiar

Answer:

If a cell is placed in a hypotonic solution, there will be a net flow of water into the cell, and the cell will gain volume. If the solute concentration outside the cell is lower than inside the cell, and the solutes cannot cross the membrane, then that solution is hypotonic to the cell.

Explanation:

correct me if I'm wrong thank you

sorry this is only what I know thanks

#rightkeycee

Some RNA viruses have a gene encoding reverse transcriptase, some others have a gene encoding RNA dependent RNA polymerase. what can genomic RNA dependent viruses.

A polymeric molecule called ribonucleic acid (RNA) is crucial for many biological processes, including the coding, decoding, control, and expression of genes. Nucleic acids include RNA and deoxyribonucleic acid (DNA). Nucleic acids are one of the four primary macromolecules required for all known forms of life, along with lipids, proteins, and carbohydrates. Contrary to DNA, RNA is found in nature as a single strand folded over itself rather than a paired double strand. RNA is constructed as a chain of nucleotides, just like DNA. Using the nitrogenous bases guanine, uracil, adenine, and cytosine, represented by the letters G, U, A, and C, messenger RNA (mRNA) is used by cellular organisms to transmit genetic information that instructs the creation of particular proteins. Many viruses employ RNA to encrypt their genetic information. By regulating gene expression, catalyzing biological processes, or monitoring and relaying responses to cellular inputs, some RNA molecules actively participate in cellular processes. Protein synthesis, an ubiquitous function in which RNA molecules control the production of proteins on ribosomes, is one of these ongoing processes. Transfer RNA (tRNA) molecules are used in this process to transport amino acids to the ribosome, where ribosomal RNA (rRNA) joins amino acids to generate coded proteins.

To know more about RNA please refer: https://brainly.com/question/25979866

#SPJ4