Which statement about wind energy is correct? A. Wind energy is a renewable resource that can meet all of the United States's el
ectricity needs. B. Wind energy is a nonrenewable resource that does not present hazards for birds and bats. C. Wind energy is a nonrenewable resource that is always reliable. D. Wind energy is a renewable resource that is relatively inexpensive.
According to this hypothesis that pillar coral digested zooxanthellae, the coral digested zooxanthellae inside the pillar coral must be dead. If anything is engulfed then it should be first dead inside the body of the predator and then the energy is extracted from the food. The food eaten serves as a source of energy.