Answer:
A
Explanation:
Because there are two DNA strands in the DNA molecule and they both rotate around each other in a helix formation. So two helixes = double helix.
Answer: A y B son correctas
Explanation:
All characteristics of life rely on the sun.
Plasma contains proteins (to help blood to clot), and it transports substances through the blood stream. The plasma also contains glucose and other dissolved nutrients. It can also carry water, salts, and enzymes. Plasma has a very light yellow color, such as the color of straw.
The main purpose: is to<u> transport nutrients, hormones, and proteins</u> to different parts of the body!
