Color blindness is a sex-linked disorder. A man who is color blind marries a woman with normal color vision. They have a daughter that is a carrier for color blindness and a son who is color blind. What are the
genotypes of the parents? What are the genotypes of the offspring? Explain how you know their genotypes.

Which statement does lola need to correct, and why? a) statement 1 because spiral galaxies do not havearmsb) statement 2 because the bulges contain mostlyyoung red stars.c) statement 3 because the arms are made of mostlyyoung blue and blue-white stars.d) statement 4 because spirals galaxies contain littleto no dust.(c)

An infection of the pulp and the surrounding tissue in the mouth is called

Which characteristics describe a spiral galaxy?