How dose a sprout turn into a tree?

Which step if the scientific method relies more heavily on newly collected data than on creativity and innovation

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

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.