Mammals
amphibians
land plants
bacteria
protists
question:
place the above organisms in order of when they first appeared on earth. describe two (2) of the methods used by scientists to arrive at this conclusion.

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

What is the process of pulling apart an n2 molecule nevermind i got it