Muscular strength and endurance is the ability of the cardiovascular and respiratory systems to efficiently transfer oxygen and nutrients to the skeletal muscles.
a. true
b. false

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)

genetic variation will increase because of a new habitat and food source.

explanation:

answer; ///(a) ;