What is the top color in a rainbow?

Eye color in fruit flies is sexlinked. What does this mean?

A. The gene for eye color is on the Y chromosome.

B. The gene for eye color is on one of the sex chromosomes.

C. The gene for eye color is on both the X and Y chromosomes.

D. The gene for eye color is on chromosome 12 .

Which of the following best describes the demographics of St. Domingue (later Haiti) BEFORE the revolution began in $1791 ?$

A. Few white colonists, small groups of free people of color, $a$. majority of enslaved Africans

B. Exclusively free people of color.

C. Exdusively white colonists.

D. Few enslaved Africans and a majority wealthy, white colonists.