Gas exchange is the delivery of oxygen from the lungs to the bloodstream, and the elimination of carbon dioxide from the bloodstream to the lungs. It occurs from the lungs between the alveoli and a network and a bunch of tiny blood vessels called capillaries, which is located in the walls of the alveoli.
~Sorry if I typed some stuff wrong, I'm eating a popsicle while typing this~
Answer:
Explanation:
For question 2 I think the answer is Endocytosis. 'Exo' means out and 'Endo' means in.
For question 4 I think it's A.
If you have ever played it, think of Agario. The bigger the molicule (or circle), the slower it moves.
I don't know about the others.
Hope this helps :)
The answer is A, because some diseases are genetic, and Shannon could be at risk of an underlying disease.
Answer:
A snail.
Explanation:
Sea slugs are in this phylum called mollusks. This group of animals includes animals such as snails.
Answer:
The proteins in plasma include the antibody proteins, coagulation factors, and the proteins albumin and fibrinogen which maintain serum osmotic pressure.
