Answer:
2
Explanation:
DNA is tightly packed up to fit in the nucleus of every cell. As shown in the animation, a DNA molecule wraps around histone proteins to form tight loops called nucleosomes. These nucleosomes coil and stack together to form fibers called chromatin
Answer: the sun powers the whole thing
Answer:
carbon hydrogen oxygen nitrogen
The first one is A because it is a prediction that has to be tested like it says in the picture