What prevents lipids from mixing with water A.) water is polar, but lipids are nonpolar
B.) water and lipids are both polar
C.) lipids are polar, but water is nonpolar
D.) water and lipids are both nonpolar

A.) water is polar, but lipids are nonpolar

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)

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.