There always has to be a dominant allele
Explanation:
In my view, all factors are equally responsible for this.
An organism is an animal with 5 levels of organization/
I'm pretty sure it is refraction <span />
The coral provides the algae with a protected safe environment (a home) and compounds they need for photosynthesis. The algae in return, produce oxygen and help the coral to remove wastes. Most importantly, zooxanthellae supply the coral with glucose, glycerol, and amino acids, which are the products of photosynthesis.