An active student injured his knee playing basketball and has been advised by his doctor to avoid impact activities that cause heavy force on his bones. what is the most effective activity he can do to maintain his stamina without further injury?
a. basketball
b. jogging
c. swimming
d. jumping rope

The youngest babies change position once every on average. a. 5 minutes b. half hour c. minute d. 10 minutes

You should expect adults to respect you in return. true false

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.