Genetic variation occurs.
Mutations are not copied over and over again.
Answer:
talk to your teacher
Explanation:
talk to your teacher about your missing assignment. they will look for it for you, but if they can't find it, you might have to redo the assignment. they might also give you an exemption on the assignment, but that's unlikely.
if you're worried about talking to them face-to-face, you could email them.
