You should always suppose to have safety goggles because you don't want to hurt your eyes
Ok so bones is number one
Muscle are number 2
Joints are number 3
And nerves are number 6
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:
They are prokaryotic cells....
