Necesito ayuda
no entiendo esto

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides

Which two molecules generated by the krebs cycle pass their high-energy electrons to the electron transport chain? a. nadh b. c6h12o6 c. fadh2 d. nad+