(A)Helicase is that enzyme...
D, light can travel in the air or a vacuum and the speed is constant whether the light source is stationary or moving.
Answer:
Hydrogen and part oxygen
Explanation:
Water is composed of these two which makes the symbol H20
Answer:
The study of oceans and their life.
Explanation:
The study of oceans, including seawater, the ocean floor, and marine plants and animals.
