Which of the following increase genetic variation during meiosis or sexual reproduction?

A) all are correct
B) crossing over
C) independent assortment
D) random fertilization
E) only crossing over and random fertilization are correct

Glucose is a form of sugar found in the blood cells use glucose as a source of energy, but too much or too little can cause serious health issues so, the body uses the hormone insulin to regulate glucose n the blood insulin maintain glucose levels in the blood if blood glucose lovels got very high, what would you expect to see happen to insulin levels?

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

Which would be the most useful source of evidence to support mcneill's contention?