What type of reaction occurs when bonds and molecules are built?
Endothermic
Exothermic

stress fractures occur largely in the feet and legs and are common in sports that require repetitive impact, primarily running/jumping sports such as gymnastics or track and field.

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.

. ph changes the ability of them he enzyme to dissolve in water.