An invertebrate, because an animal with a vertebrate is an animal with a backbone.
<span>a) albinism—a genetic disorder that causes the absence of skin pigment
</span><span>d) hemophilia—a genetic disorder that prevents blood from clotting</span>
The answer would be A because a smaller population would die out faster. The best answer is A because they are more diverse which mean everyone is least likely to get the disease.