Which of the following best explains why it is necessary for the body to eliminate waste?
1. to allow the body to maintain a certain size
2. to keep the body's internal environment in balance
3. to make room for nutrients coming in
4. to reduce unpleasant odors

the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.

(since you didn't attach the family tree this is just an assumption)

human didn't come from monkeys man i hate these stupid teachers