Adivide as it relates to earth science is the
a. rate of precipitation that exceeds infiltration.
b. stream that flows between two trees.
c. elevated land area that separates one watershed from another.
d. largest river system possible.

How do cells grow and reproduce to maintain homeostasis?

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution