achieve.macmillanlearning.com C Sign out 121.| Discussion 4: Present on your Biology Topic -.. (121. Ch 13 Adaptive Quiz - BIO100 Survey of Bios. uiz Score: 30/450 Question Value: 15 Which animal is an ectotherm? O human O dolphin O snake O sea lion O hawk Need help on this question? Read the ebook page on this topic Get a hint Show answer (no penalty) (fewer points) (no points)