Please help! I do not know the answer to this question

Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

Has regulatory areas for thirst, hunger, body temperature, water balance, and blood pressure