Answer:
The model appears to show the carbon dioxide molecules entering the blood cell and the oxygen molecules existing the cell.
Earth's atmosphere helps maintain a constant temperature.
Answer:
Hypotonic
Explanation:
there is less concentration in the blood compared to the brain
The classification of species includes: structure, shape, pattern, color, and physical traits.
Can I have a brainliest?
Answer:
DNA
Explanation:
<h2>What is DNA?</h2>
DNA is a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
