Hormones exert an effect only on a gland or organ that has a where that specific hormone can bind.

Which organ controls breathing? lungs alveoli heart diaphragm

This is collection of data made by comparing objects in standard units. in science, the units are metric.

Which of the following may one conclude from a map that shows the average ph value of rainfall in the u.s.? acid rain is a more serious problem on the east coast. acid rain falls equivalently across the continental u.s. there are more factories on the west coast. the midwest has fewer forests than the rest of the u.s.