The answer is D
hope this helps
DNA probably. It might be one of the latter rungs too, thymine, and 2 others I forgot
Answer:
A
Explanation:
The head of the ulna is found at the distal end of the bone.
Lamprey and hagfish are jawless fish, with skeletons composed of cartilage. They do not have scales and are considered primitive fish. They are in the superclass cyclosystoma.
Increases genetic variation of the offspring.
