Cholorplasts- site of lipid synthesis
Triggerfish and hawks fish. They have depressed body shape and their tail is diphycercal. Their tail shape gives them manoeuvrability and their body shape allows them to fit into small places on the reefs which makes them good for adaptations.
Shark fish; they have fusiform body shape and heterocercal tail shape and their good adaptation help them to be top predators and need speed to hunt down their animal.
Stingray; they have depressed body shape and diphycercal tail shape. Their good adaptation helps them to timid fish who feed and hide along the bottom.
Because you either have what it takes to survive in a certain place or you don't and you die quicker and you have offspring that grow to these standards while you couldn't because you didn't come from a younger generation which has a better immune system or better camoflauge or certian ways they can and can't eat and somethings that their bodys do to help them survive rough times.
Answer : B ) Visible and infrared light