Which of these groups of animals are endanger? ill give you brainliest.
a)dinosaurs
b)mice
c)sea turtles
d)killer whales

answer; a male inherits only one allele of the x-linked gene controlling hair color;

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).