Answer:It is known as a concentration gradient which in diffusion will always flow from ares of high concentration to areas of low concentrations
So i believe the answer to this is A.
Explanation:
Not completely sure, but maybe C.?
Natural acids because chemicals erode rocks in chemical weathering
Answer:
Cellular respiration uses oxygen as a reactant and photosynthesis does not
Explanation:
Autotrophs use CO2 to make energy while heterotrophs use Oxygen.
<h3>Check all that apply?</h3>
You only gave one option so that's as far as I can get, sorry!
Mass..... mass measures the amount of matter in a substance or object
