D. population and nutrients
Oxygen, neccessary for cellular respiration, is the answer. As oxygen becomes scarce, your cells begin to aerobically produce very little ATP, in effect fermenting and producing lactic acid.
D, light can travel in the air or a vacuum and the speed is constant whether the light source is stationary or moving.
Answer:
Size
Explanation:
All DNA is the same charge, It is ONLY size.
The protein in the question can be referred to enzymes since its made of protein. The first statement is the answer
