Carbohydrates provide the body with O the major constituent for cell membranes
O a readily available source of energy
O long-term energy storage

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.

During convection, less dense fluid rises and denser fluid sinks.