“identify the three most common shapes of prokaryotic cells”

Why are adults bigger than they were as children biology

What is an animal that lives by preying on other animals

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point