Which pair shows the number of cells present both before and after meiosis II?
1 and 2
2 and 4
1 and 4
4 and 4

What is called the "building block" of life?

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.

Which of the following is a common response to cell signaling?