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- The picture below shows a preparation of isolated thylakoid membranes suspended in a buffer at pH 7. The preparation is in complete darkness. Which of the following is required for the thylakoids to generate ATP? A. Isolated thylakoid membranes cannot synthesize ATP. B. Incubation in the light plus ADP, Pi and NADP+ C. Incubation in the light plus ADP and Pi. D. Addition of ADP and Pi to the buffer.From the choices which is the correct answer when it comes to the Photolysis of water? Is it involved in what?a. fixing electron gap in PSII and creating electrochemical gradientb. creating electrochemical gradient onlyc. filling electron gap in PSI and creating electrochemical gradientd. filling electron gap in PSI and PSIIWhich of the following statements is true about CoQ? It is derived from carbohydrates. It carries electrons to Cyt. C It is a common electron carrier for both NADH and FADH2 ETC. It is position fixed in the electron transport chain
- Oxygen has the greatest electron atracting potential in the electron transport chain?. Group of answer choices True FalseWith which of the four complexes in the electron t ransport chains is each of the following events as sociated? (There may be more than one correct answer in a given situation.) a. The metal iron is present in the form of Fe2+ and Fe3+ ions. b. FADH2 is needed as a reactant. c. The metal copper is present in the form of Cu+ and Cu2+ ions. d. Cytochromes are needed as reactants.Which of the following is an electron carrier that shuttles electrons between various protein complexes in the electron transport chain?* a.FMN b.NADH c.Cyt c d.Cyt a3
- What electrons carriers are associated with the electron transport chain? mark which are electron only carriers.a. In complex ___ of the electron transport chain, electrons from cytochrome C are transferred to O2. A. I B. II C. III D. IV b. Which of the following represents anammox? A. N2 → NH3 B. NO2- → NO C. NH3 → N2 D. NO2- → NO3-Which of the following molecules is most similar to a molecule of ATP? Group of answer choices a)NADH b)RNA nucleotide c)pyruvate d)glucose e)chlorophyll
- In the electron transport chain, where do the electrons come from? Group of answer choices a)NADH & FADH2 b)FADH2 c)P680 d)NADH e)chlorophyllWhich of the following electron carriers are in the reduced form? Note - there may be more than one. A. FAD B. FADH2 C. NAD+ D. NADH E. NADP+If a voltage is applied to two platinum wires (electrodes) immersed in water, then water molecules become split into H2 and O2 gas. At the negative electrode, electrons are donated and H2 gas is released; at the positive electrode, electrons are accepted and O2 gas is produced. When photosynthetic bacteria and plant cells split water, they produce O2, but no H2. Why?
