Passive transport DOES NOT need energy(ATP), while active transport does.
Answer:
Asuming basic organic chemistry: Hydrocarbons
Explanation:
A hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.
I’m pretty sure is the answer D-increased chance of cancer
Answer:
they move to an area with lower concentration.
Explanation:
Air particles always travel from an area where they are high in concentration to an area where they are low in concentration. as we can see that on the left hand side the numbers of o2 and co2 molecules are balanced.
I believe it is a. Birds typically migrate in the wintertime to escape harsher climates to places that have more food. Also, some birds migrate to certain places when they are about to start their nesting and breeding seasons.
