Which of the following if added to this sequence
a—g—a—t—g—c—g—a—g—t—t—a—c—g—g

might create an insertion mutation?

a. a fat molecule

b. a sugar molecule

c. a dna molecule

d. an a, g, t, or c

the answer is

c. parental

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)

a- all cells come from pre-existing cells

condensation. good luck!