Awoman gives birth to a set of fraternal twins: a girl and a boy. she also passes on a color-blindness gene. which of the children is more likely to be color-blind? i think the answer is b.

a. the girl is more likely to be color-blind from birth
b. the boy is more likely to be color-blind from birth
c. the girl will never be color-blind because the gene came from her mother
d. the boy will never be color-blind because the gene came from his mother

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

the answer is c. it will give up it's valence electron to the other atom.

your answer would be a, maximum exploitation of resources.