What does the cell have to do before it can move from gap 2 of the cell cycle

Whay is the following best defines climate

What molecules does hemoglobin decay into over time

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.