When does dna replication happen?

a. during the g1 phase of the cell cycle
b. during the s phase of the cell cycle
c. during the g2 phase of the cell cycle
d. during the mitotic phase of the cell cycle

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun