Where is most of the water on Earth?

What are two reasons for why a species might disappear from the fossil record?

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

Name the glands associated with human digestive system