Which of the following are responsible for the formation of smog? 1points select all that apply. a exhaust from combustion engines b burning of fossil fuels c nitrogen oxides d sulfur oxides

Matched chromosomes carrying information about the same characteristics in the organism are called

Compare the shapes of the bones of the human skull with the shapes of the bones of the human leg. how do the shapes differ? why are the shapes important?

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar