The answer is 3.
A is Chlorophyll because it is needed to catch ions from sunlight.
B is ATP because it is used to create the glucose afterwards.
Answer:
As altitude increases, the amount of gas molecules in the air decreases—the air becomes less dense than air nearer to sea level.
Explanation:
Thin air exerts less pressure than air at a lower altitude.
B. The brain reacts to excessive dopamine levels by increasing the number of dopamine receptors.
Answer:
D. Because you get the same number of chromosomes from both parents
Explanation: