- 2.) The Crown of - Thorn starfish, shown on the right is a natural predator of the corals. It eats the coral polyps. Two organisms that feed on the Crown of- Thorn starfish are A. seaweeds and tritons (davui) B. triton(davui) ar giant clams C. giant clams and parrot fish D. shellfish and seaweeds

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.

a few examples of ethical concerns involving genetically engineering of humans include

-privacy of genetically tested people

- potential side effects

-long term effects