1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
VikaD [51]
3 years ago
11

How does oxygen move from the respiratory system to the circulatory

Biology
1 answer:
slamgirl [31]3 years ago
8 0

Answer:

D. By diffusion across a capillary wall

Explanation:

D is the best answer because gas exchange takes place in our lungs. Our lungs have alveoli which have a network of tiny blood vessels called capillaries, here the O2 diffuses the capillary wall to enter the bloodstream, and similarly CO2 diffuses out and we exhale it our from our lungs.

You might be interested in
Why would scientists may want to know if two plant species are closely related.
vaieri [72.5K]
2 related plants may produce similar substances that could be used for medicines
4 0
3 years ago
Read 2 more answers
A Chlorella cell viewed through a microscope is 0.00005 m wide when the magnification is 2000.
juin [17]

Answer:

0.0025micrometer.

Explanation:

To calculate the actual size of the image, the formula to be used is

Actual size=Image size÷magnification.

The image size is 0.00005 wide

Magnification is 2000

First, convert the image size to micrometer.

=0.00005 × 1000000

50micrometers.

Actual size= 50÷2000

Actual size = 0.0025

3 0
3 years ago
The overall population of a species decreased. What could have occurred to make this happen?
andriy [413]
Starvation.
Disease.
Weather.
Lack of mate.
Offspring dying.
Hunting.<span />
4 0
3 years ago
Which of the following definitions correctly describes letter C in the diagram above?
Elan Coil [88]

Answer:

c

Explanation:

6 0
3 years ago
Read 2 more answers
What is life process?<br><img src="https://tex.z-dn.net/?f=%7B%20%5Cpmb%7Bbrainliest%20%5C%3A%20assured%7D%7D" id="TexFormula1"
Irina-Kira [14]

Answer:

the basic functions performed by living organisms for their survival and body maintenence are called life process.

Explanation:

life process require energy which is provided by nutrition .

basic life processes are : nutrition , respiration , transportation , excretion .

5 0
3 years ago
Read 2 more answers
Other questions:
  • What was the only type of life on the planet for hundreds of millions of years
    6·2 answers
  • What travels through a food chain or web?
    12·2 answers
  • The illustration shows a kind of animal that is a free living organism what is the common name of the group that contains this o
    7·1 answer
  • Somebody plz answer for this question
    9·1 answer
  • Place the steps of the respiration process in the correct order.
    6·2 answers
  • How does having cells with walls help a leaf absorb energy?
    6·1 answer
  • Is a prion disease of deer and elk.
    9·1 answer
  • How would you expect osmosis to affect the water balance in these organisms?
    15·1 answer
  • How long after a forest fire does it take for flower and tree seedlings to rise from the soil?
    11·1 answer
  • The formation of the many kinds of body cells that make up an embryo begins with
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!