For each scenario described below, select the best answer from the drop-down menu to identify whether the tissue described is healthy or diseased. Muscle cells in the heart contract and relax.

Nerve cells do not connect to other nerve cells in the same tissue.

The endoplasmic reticulum in some brain cells does not make proteins.

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.