Colorblindness is a sex-linked recessive trait. if b=normal and b=colorblind, what would be the genotype of a normal male?

all these collisions do one thing, and that thing is explained in the last option. when dusst, rocks and ice collide, they harden and form giant layers of rocks or hard ice.

d)   to harden materials to form different parts of earth’s layers

hope it ,

bioteacher101