Answer:
the fact that they both contain DNA in the nucleus of their cells, this suggests that they had a common ancestor they evolved from.
I'm pretty sure the answer is nonliving.
Answer:
B
Explanation:
Diffusion is the movement of molecules from an area of high concentration of the molecules to an area with a lower concentration. ... Molecules move from an area of high concentration to an area of lower concentration until an equilibrium is met.
So people coming out of a building bests describes it.
True.
Nitrogen-fixing bacteria, microorganisms capable of transforming atmospheric nitrogen into fixed nitrogen (inorganic compounds usable by plants). More than 90 percent of all nitrogen fixation is effected by these organisms, which thus play an important role in the nitrogen cycle.