Certain corals release chemicals when they are threatened by seaweed. These chemicals attract goby fish, which eat or remove the toxic seaweed.
Which of the following best explains why the coral releases the chemicals?
F. It is a form of mutualism that benefits both the goby fish and the coral.
G. They learn the behavior from other corals.
H. Individual corals adopt this behavior because they are attacked.
1. The corals release the chemicals because goby fish are parasites.