I would say false because- "an estuary is the area between freshwater biomes and marine biomes. The waters have some of the same characteristics of each biome."You should do some more research to find out which one its more closely related to. I hope this helped.
I believe the answer you're looking for is Evolution.
Answer:smooth and involuntary
Explanation:the sphincter papillae are muscles responsible for narrowing the pupil, while the dilator papillae makes the pupil larger. Both of them are smooth types of muscles, that are controlled by nerves, sending signals from the brain about the light conditions.