yes, coral polyps are a keystone species. it would be a keystone species because it is important in order for the coral to thrive.
I think this is what you are referring to.
Hope this helps.
Answer:
TAGCCG
Explanation:
The sequence matches up with the corresponding Bases
A-T, C-G
Ghrelin INCREASES APPETITE.
Ghrelin is an hormone which is majorly produced by the stomach. Other organs, which produces the hormone in small quantities include: the brain, the pancreas and the small intestines. The hormone has many functions, but its major function is to stimulate appetite, increase food intake and to promote fat storage.