Which lists three living units of the human body in order from the simplest to the most complex level of organization? No downloadable links or files! I will mark brainliest! A. red blood cell → circulatory system → blood

B. nervous system → nerves → brain

C. red blood cell → heart tissue → circulatory system

D. bone tissue → skeletal system → bone

What did the first language sound like

Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.

How is anaerobic respiration affected by changes in temperature? (5 points)based on the conditions of early earth, what conclusion can you draw about the amount of anaerobic respiration that was occurring at earth’s beginning? explain your answer.(5 points)if there was a sudden drop in temperature after the evolution of the first living cells, predict how that might have affected the changes in the atmosphere and the evolution of cyanobacteria and other autotrophs. explain your answer. (5 points)