Your pupil expands in dim light and contracts in bright light.
A. Cohesion is a property of water that describes the attraction due to hydrogen bonding between water molecules.
I think C I did some research that one made more sense then all of them I’m not sure tell me if I’m wrong
Answer:
Beavers and their dams play an important role in nature. Because of the dramatic effects their dams have on surrounding ecosystems, these mammals are considered a keystone species. By constructing dams they create wetlands -- lush environments which attract fish, ducks, frogs and other creatures.
Explanation:
