How be cells become differentiated in the embryo?
a) they get larger.
b) they turn on different sets of genes.
c)they move.
d)they change shape.

When do people generally experience rapid growth for a second time? a. between the ages of 3 and 9 b. between the ages of 9 and 12 c. between the ages of 13 and 20 d. between the ages of 25 and 29 which action occurs in the third stage of cell division? a. the nuclear material of cell is copied exactly. b. the nuclear membrane disappears. c. the cell forms two nuclei d. the nuclear material separates, with half moving to either side of the cell.

How can friends best counteract the negative influence of peer pressure? by being assertive by being supportive of positive behaviors by being humorous by being quiet and submissiv

Are you happy in what you have or in your life