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
jek_recluse [69]
3 years ago
15

When a person inhales, oxygen fills tiny air sacs in the person's lungs. Next, the oxygen moves from these air sacs into small b

lood vessels that line the lungs, and then it moves into the bloodstream so that it can be transported around the body.
Oxygen moves by random molecular motion from the air sacs of the lungs to the blood vessels because the concentration of oxygen in the air sacs is higher than the concentration of oxygen in the blood vessels.

This movement of oxygen molecules from an area of higher concentration to an area of lower concentration is known as _______.
Biology
1 answer:
Zinaida [17]3 years ago
5 0
This process is called diffusion
You might be interested in
Which layer of the skin is exposed to the environment?
irina [24]
The stratum corneum is the most superficial layer of the epidermis...it's the one that's exposed to the environment. That's why it's waterproof!
8 0
2 years ago
If a cell were treated with poison to block to function of its michocondria which of the following would be likely result?
blagie [28]
<span>The pH of the matrix increases and the pH of the inter membrane cell decreases
</span>
The reason behind this is the presence of the electron transport chain within the mitochondria which requires the transport of hydrogen ions. The movement of hydrogen ions results in varying pH. If the mitochondria dies, the hydrogen ions will not move into the matrix, causing its pH to increase, and they will build up in the inter membrane causing a decrease in pH.
6 0
3 years ago
What are three events that build up land through the constructive process?
jonny [76]
It rains, water moves and erodes the land and creates valleys and rivers.
6 0
3 years ago
What is the definition these biological terms
sleet_krkn [62]

Answer:

While crenation occurs in animals cells, cells that have a cell wall cannot shrink and change shape when placed in a hypertonic solution. ... Instead, the protoplasm shrinks, leaving gaps between the cell wall and cell membrane. The cell loses turgor pressure and becomes flaccid.

Explanation:

I thick that can help you it help me.

6 0
3 years ago
Which organism is an example of a producer?
denpristay [2]

Answer:

Green plants

Explanation:

4 0
3 years ago
Other questions:
  • You have a round pie plate filled with water. You carefully release a drop of red food coloring in the center of the plate until
    14·1 answer
  • Define and distinguish between health and cure​
    14·1 answer
  • What compound causes the depletion of earth's ozone layer?
    15·1 answer
  • By which process does water vapor become a cloud?
    6·2 answers
  • People collect information for observation through there
    7·1 answer
  • I have a simple question about external variables. If I'm doing an egg drop experiment, and my teacher "chucks" it off of the ro
    14·1 answer
  • Scientific root words
    8·1 answer
  • Which of the following best explains the current state of the majority of the world's fisheries?
    6·2 answers
  • How do I know if a girl is mad at me? (over text)
    14·2 answers
  • Which characteristic of a skeleton you can identify by looking at the
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!