Fossils & The History Of Life

Question 1

How biologists define “life”:

Answer 1

-cellular organization
-must be able to respond to external stimuli and assimilate energy not grow, develop, and reproduce by regulating and coordinating internal processes
-homeostasis
-contains a complex genetic code allowing for adaptation and evolution

Question 2

The ability not maintain a constant state of internal conditions that differs from the outside environment.

Answer 2

Homeostasis