What do all living things need? a. energy, water, sunshine, and protection. b. food, water, air, ans a place to live. c. oxygen, an outer covering, parents, and vitamins. d. water, parents, a place to live, and air.

Ecosystems involve living organisms interacting with non-living things in a productive way; how is photosynthesis an example of this? answer, i will give brainiest to first person to get it right.

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.