Complex i, also called nadh dehydrogenase, is an entry point for electrons to the electron transport chain. complex i transfers electrons from nadh to q. the reduction of q is linked to the active transport of protons out of the matrix. how many protons does complex i pump into the intermembrane space?

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

5. what might happen if you were to remove all light from the setup after the discs have all become buoyant? describe what you would see. explain why this would occur with relation to cellular processes like respiration. [referring to an ap biology lab in which spinach discs are placed in a sodium bicarbonate solution and exposed to light.]

Why do the circulatory systems of land vertebrates have separate circuits to the lungs and to the rest of the body?