1: which of the following best defines homeostasis.
A: The maintenance of an organism's internal environment within certain limits.
B: The Ability of an organism to find a mate
C: The Ability of an organism go find its own food.
D: The maintenance of an organism's external environment within broad limits.


2: Which statement best represents how structure relates to function.
A: Great White sharks have sharp serrated teeth for tearing into their prey
B: A horses and is often black.
C: Many tropical birds can be taught to speak. some insects live longer than others.​