Hemoglobin from two species is compared. on the long protein chains, there are three locations where the amino acids are different. where would you place the common ancestor of the two species on the "tree of life," and why?

Building glycogen from glucose molecules is an example of what

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.

Which characteristics must an object possess in order to be considered alive?