Answer: RNA polymerase II hope this helps if not comment back and I’ll reply
Answer:
it affects the hardness of the shells because calcium has a high reactivity which causes the shell to be hard
Explanation:
The answer is choice B.
Nondisjunction happens when the chromosomes don't separate correctly during meiosis, which can result in an extra copy of certain chromosome.
I hope this helped a little bit.
Monerans, now known as bacteria, have many beneficial effects. Some, such as the species that live in the intestines
