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In an experiment you, the researcher, remove ATP from the system. What would be a likely consequence of the lack of ATP on muscle contraction? The tropomyosin filament would not be dislodged preventing contraction.The cross bridges would remain linked and therefore contraction would stopThe cross bridges would break apart due […]

A group of Chinese men immigrated to America and settled among a group of Native Americans. Over the years, each of the Russian men took one wife from among the Native-American women. The original group of Chinese included 32 men with the Rh-negative blood type (coded for by the genotype […]

Question1. What is the oxygen requirement of organisms that are able to reduce nitrates? Question2.Is nitrate reduction an aerobic or anaerobic process? Circle one. Question3.What purpose does the nitrate serve to bacteria that can reduce it? Question4.After incubation, two reagents will be added to the culture to determine if nitrate […]

1) The resting membrane potential in most neurons is determined by open channels that are permeable to which ion? A. K+ B. Cl- C. Na+ D. Ca2+ E. Impermeable anions 2) At room temperature, the equilibrium potential of K+ in a cell with an internal concentration of K+ 10 fold […]