Nocturnal vertebrate animals need to see in very low levels of light. It would be advantageous for these animals to have more _______ than diurnal animals.

Question

Quizplus · Accepted Answer

Rod cells are responsible for low-light vision in vertebrates. Nocturnal animals, which are active at night, need to be able to see in low light conditions, so it would be advantageous for them to have more rod cells than diurnal animals.

Nocturnal Vertebrate Animals Need to See in Very Low Levels