In order for life to survive, bodies or cells must adjust to environmental conditions. this is called osmosis meiosis homeostasis active diffusion

Compare and contrast the adaptations of free-living flatworms and parasitic flatworms

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.

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions