_______ is the movement of the external medium across the respiratory membrane, while _______ is the movement of an internal medium, such as blood, over the respiratory membrane.

Answers

Answer 1

Answer:

ventilation and perfusion

Explanation:


Related Questions

Which landform results from the deposition of materials in a valley during volcanic eruptions

Answers

Answer: Lava Plateau

Because the demand for corn tends to be inelastic, the development of a new, pest-resistant strain of corn would tend to..

Answers

The insertion of pesticide resistance genes in certain transgenic products causes pests and weeds (natural enemies) to develop the same resistance, becoming "super-pests" and "super-weeds".

WHAT ARE TRANSGENIC FOODS?

GMOs are foods that are genetically modified by altering the genetic code. That is, when genes from another organism are inserted into organisms. This procedure can even be done between organisms of different species (insertion of a gene from a virus into a plant, for example) and carried out with

PlantsAnimals and Microorganisms.

With this information, we can conclude that with a new corn transgenic, an alteration can be made in the cultivation environment.

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What causes air pressure?

Answers

Answer:

Air pressure is caused by the gravity of the earth.

Explanation:

Air pressure is the force exerted by air; whether compressed or unconfined, on any surface in contact with it.

Air pressure is the weight of particles of gases as pressed down by gravity while mainting it's relative and variable equidistant matrix. Artificial pressure can be increased by chamber and piston pumping action or reduce by vacuuming.

Mangrove forests play an important role in _______. A. Fisheries b. Coastal protection c. Wildlife habitat d. All of the above.

Answers

Mangroves swamps or forests are productive wetlands and grow in saline and humid climates.  They play an important role in fisheries, coastal protection and wildlife habitat.

What is the importance of mangrove forests?

The mangroves are located in the subtropical and the tropical region where the climate is high in humidity and have saline and waterlogged forests.

The mangroves interact with the ecosystem through various means and help other aquatic organism for shelter and reproductive sites.

They help the ecosystem in maintaining water quality and help in coastal protection along with aiding the wildlife habitat. The fishes reside in the roots and the forests structures and lay their eggs.

Therefore, option d. all of the above is correct.

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Answer:

All of the above

Explanation:

Got it right on edge2020

Which of the following is not a possible consequence of animals ingesting marine debris? a. Injury b. Starvation c. Suffocation d. Malnutrition Please select the best answer from the choices provided A B C D.

Answers

Answer:

The correct answer is c) suffocation

Answer:

C. Suffocation

Explanation:

Marine debris can cause injuries, starvation, and malnutrition, but not likely to cause suffocation.

Also marked correct on Edge.

why have so few dinosaur fossils been found in Antarctica?

Answers

Answer:

fossils are rare since the conditions have to be right for them to form.

Explanation:

What’s the difference of anaerobic respiration and aerobic respiration

Answers

Answer:

Unlike aerobic respiration, anaerobic respiration does not need oxygen. It is the release of a relatively small amount of energy in cells by the breakdown of food substances in the absence of oxygen.

Have a good day <3

Explanation:

Aerobic respiration takes place in presence of oxygen; whereas anaerobic respiration takes place in absence of oxygen. Carbon dioxide and water are the end products of aerobic respiration, while alcohol is the end product of anaerobic respiration.

How do you know this? The experiment had multiple variables. The experiment had one variable. The experiment had no changing variables.

Answers

Answer:

B) THE EXPERIMENT HAD ONE VARIABLE.

Explanation:

Answer: B) THE EXPERIMENT HAD ONE VARIABLE.

Explanation:

What is the difference between breathing rate and the rate of
respiration?

Answers

Answer:

Respiration Rate is formed up from the breathing rate

Explanation:

A person's respiration Rate is the number of breaths u take per minute

Which of the six kingdoms absorb nutrients from their surroundings.

Answers

Answer:

It's fungi

Explanation:

The immediate result of fertilization in a plant is​

Answers

Answer:

The immediate result of fertilization in a plant is a cell (zygote).

Hope this helps....

when it becomes fertilized it turns into a zygot

4. Which statements best describe the climate of a temperate coniferous forest? (Select all that apply.)

They have warm summers.

They receive little rainfall.

They experience cool winters.

They are found in the arctic.

Answers

Answer:

They experience cool winters and

They have warm summers

Explanation:

The temperate evergreen (coniferous) forest has mild summers, cool to cold winters, and more precipitation than the taiga.

Answer:

warm summers and cool winters

Explanation:

I did the test I got 100%

The axon of a sending neuron is separated from the dendrite of a receiving neuron by a.

Answers

During neuronal communication, the axon of a sending neuron is separated from the dendrite of a receiving neuron by a synaptic gap, also known as synaptic cleft or space.

What is the synaptic gap?

During synapsis, a presynaptic neuron sends information to the postzynaptic cell.

The axon of the sending neuron releases neurotransmitters through exocytosis forward to the dendrite of the postsynaptic cell.

The synaptic gap, or synaptic space, is the space left between the axon of the sending neuron and the postynaptic membranes.

The neurotransmitter travels through the synaptic gap forward to the other neuron.

Once it reaches the target, it binds to its receptors in the postsynaptic membrane.

This binding produces a depolarization of the cell called an excitatory postsynaptic potential.

So, the axon of a sending neuron is separated from the dendrite of a receiving neuron by a synaptic gap, also known as synaptic space.

You will learn more about the synaptic gap at

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What could be the effects of a population changing drastically over a short period of time?

Answers

Answer: Causes of population decline

The size and demographics of the population change when:

fewer children are born;

families with children move to larger towns and cities;

young and better-educated people move to larger towns and cities.

Effects of population decline

When young people move to bigger towns and cities, the average age of the population in the place they leave behind automatically goes up. A community with a higher proportion of older inhabitants may be less attractive to businesses, which may additionally have difficulty finding suitable staff locally. Other effects of population decline include:

fewer schools, due to there being fewer children;

a drop in house prices because more homes are unoccupied;

fewer new homes being built;

less demand for rented accommodation;

fewer care facilities;

less turnover for shopkeepers and businesses;

fewer sports facilities;

fewer people going to the theatre, cinema or concerts, so these facilities are eventually cut back;

fewer people travelling by public transport, which thus costlier to run;

local residents have to travel further to reach the facilities they want.

Explanation:

How did you revise your sequence from your initial idea ? Explain how you decided on the sequence . For the Natural Selection activity

Answers

Natural selection is the reason behind evolution.

What is natural selection?

The term natural selection refers to the fact that organisms that possess certain favorable characteristics live long enough to reproduce and pass on these favorable characteristics to their offspring.

In the opinion of Charles Darwin, natural selection is the reason behind evolution and he explained this in his book titled ;"On the origin of species".

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You are examining a new kind of cell. This cell is quite thick and has an interesting surface. You only have a small number of these cells, so it would be great if you could keep them alive while you are examining them. What kind of microscope would you use in this situation? Include at least two reasons why you chose your microscope.

Answers

Answer:

electron microscope

Explanation:

electron microscpe is more powerful than usual microscope

Is a boy a gender

A.No

B.Yes

C.Rartard

Answers

Answer:

the answer is a yes

Explanation:

Both “s ex” and “gen der” are related to being a boy or a girl. “S ex” is about a person's bo dy pa rts and how their body grows and develops. A person's s ex is due to a mix of genes and horm ones.

Alaine looks outside her window and observes that it is hailing outside. Which part of the water cycle is she watching?.

Answers

Precipitation! Even though it is not rain it is still precipitation as it was rain but the cold air freeze it as it falls.

Answer: Precipitation

Please help me with my science homework please

Answers

Seashell - From water to sand

That’s the only one I know but sorry

How do you interact with your environment? Include biotic factors, abocitc factors, and cycles.

Answers

Answer:

go answer that urself lol

Explanation:

noob

In general, abiotic factors like rock, soil, and water interact with biotic factors in the form of providing nutrients. Just as humans mine mountains and cultivate soil, rock and soil provide resources for plants, and plants cycle the nutrients through so they (usually) end up back in the ground where they began.


1. Which of the following are common characteristics of birds and fishes?

Answers

Answer:

Common characteristics of birds and fishes are:

They can have Respiration.

They can move from one place to another.

Both belong to vertebrates. Both have streamlined body. Both lays calcareous eggs. Both have scales

What is the main disadvantage of overdraft protection?
A. Banks usually charge a fee when it is used.
B. Banks take several days to process the transaction.
C. It keeps a check from being returned due to insufficient funds.
O D. It requires customers to maintain a positive account balance.

Answers

Answer:A. Banks usually charge a fee when it is used.

Explanation:

Answer: A. Banks usually charge a fee when it is used.

Explanation:

What is the part of your body used as a reference point when adjusting your head restraint to the appropriate height?.

Answers

Answer:

your ears

Explanation:

The cells that can become many different types as they mature are ___________.

Answers

Answer: Stem cells

Explanation: Stem cells are special human cells that are able to develop into many different cell types. This can range from muscle cells to brain cells. In some cases, they can also fix damaged tissues.

During MEISOSIS, each daughter cell receives a full, complete set of chromosomes
True or False​

Answers

I think the answer is false

Hope I helped!

Explanation:

What anchors the periosteum to the underlying bone?.

Answers

Collagen fibers that run from the periosteum's outer layer to the bone matrix firmly bind the periosteum to the bone tissue. These fibers are called Sharpey's fibers.

Can someone help me answer this ? I'd like the answer in details because it has 5 Marks & 3 for (d)

Answers

Answer:

liver also plays an important role in the metabolism of proteins: liver cells change amino acids in foods so that they can be used to produce energy, or make carbohydrates or fats. ... The liver cells convert ammonia to a much less toxic substance called urea, which is released into the blood

Water molecules are sufficiently small that they do not require specific transporters to cross biological membranes. But because they are polar, diffusion of these molecules across the phospholipid bilayer is slow. Peter Agre won the 2003 Nobel Prize in Chemistry for his discovery that the rapid movement of water into and out of cells occurs via:________.

Answers

Via aquaporins, integral membrane proteins

How were cats and dogs domesticated and for what purposes.

Answers

Dogs were originally domesticated to assist people in hunting. There are hundreds of domestic dog species today, but most are pets. Domestication is the process of adapting wild plants and animals for human use. Domestic species are raised for food, work, clothing, medicine, and many other uses.

why do sea divers wear special costumes ?

Answers

Answer:

To help them survive.

Explanation:

They wear these suits to help them survive. There is a lot of pressure that is being pushed onto the diver by the water, so they need special equipment to live. They also need these costumes to breathe underwater by using an oxygen tank.

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