Which statements best explains how mitochondria help a cell get the materials it needs? A) They provide instructions needed to make proteins from amino acids B) They use energy from a sunlight to change inorganic matter into organic matter C) They push particles against their natural direction flow D) They convert energy stored in organic compounds into a usable form

Contrast how pollination is different among gymnosperms and angiosperms.

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 term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center