I think burgess shells would be the answer
Cell membrane is the answr
I think the correct answer from the choices listed above is option A. The anatomical adaptation which helps an elephant regulate its body temperature are its large ears increase surface area so that more heat is lost by radiation. Heat can be released as they flap these ears. So there is your correct answer
The answers to the pictures shown are
1. (unbalanced) translocation
2. deletion
3. inversion
4. duplication