One negative effect of urbanization is

A: fewer roads being built

B: more rainfall in cities

C: less energy use

D:increased temperatures in urban areas

Provide one reason why mitosis occurs.

List two limitations of natural selection

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