Which statement best describes the energy transformation when a fire fighter slides down the fire pole

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.

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Which particle controls what element an atom is?