4.
One of the jobs of the endocrine system is to give directions to your body
about when to grow and develop. Can you think of some times during a
person's life when the body changes?
Avita

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.

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies

This rapid change in species that rarely leaves behind fossil evidence is referred to as