Answer:
Eukaryote cells have a membrane-bound nucleus and prokaryotic cells do not
Explanation:
Answer: Directional selection occurs when individuals with traits on one side of the mean in their population survive better or reproduce more than those on the other. ... Directional selection does the “heavy lifting” of evolution by tending to move the trait mean toward the optimum for the environment.
Cerebellum... plus 20 characters to explain it well