Answer:
Mutations and sexual reproduction increase genetic variation in a population. Natural selection occurs when environmental pressures favor certain traits that are passed on to offspring. ... Individuals may mutate, but natural selection acts by shifting the characteristics of the population as a whole.
Explanation:
The abrupt breaking of rocks or explosions, fro example an earthquake or Nuclear bomb.
75% it will be RR or Rr and will have red eyes 25% it will have rr with different colored eyes.
sorry I don't know maybe I should try
Cohesive. This means that the water is attracted to other particles of itself, so they stick and bead up.
