Choose the correct ans Both NADH and FADH2 enter the electron transport chain via the Complex I. a True b False
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Choose the correct ans
Both NADH and FADH2 enter the electron transport chain via the Complex I.
a True
b False
Step by step
Solved in 3 steps
- Match the terms with the best description. ___ mitochondrial matrix a. needed for glycolysis ___ pyruvate b. inner gel ___ NAD+ c. makes many ATP ___ mitochondrion d. product of glycolysis ___ NADH e. reduced coenzyme ___ anaerobic f. no oxygen requiredThe Overall Free Energy Change for Photosynthetic NADP+ Reduction What is the overall free energy change (G) for noncyclic photosynthetic electron transport? 4 (700-nm photons) + 4 (680-nm photons) + 2 H2O + 2 NADP+O2 + 2 NADPH + 2H+Which of the following pathways requires molecular oxygen (O2)? a. aerobic respiration b. lactate formation c. alcoholic fermentation d. photosynthesis
- In complex III in the electron transport chain electrons from NADH + H+ are transferred to coenzyme Q. True or FalseWhat causes the transfer of electrons through an electron transport chain? a. The initial "push" from NADH b. The increasing electronegatively of the carries c. protons moving across the membrane d. electron motive foceWhich of these is not true of the electron transport chain?a. The electron transport chain is located on the cristae of themitochindria.b. The electron transport chain produces more NADH than anymetabolic pathway.c. The electron transport chain contains cytochrome molecules.d. The electron transport chain ends when oxygen acceptselectrons.
- We inhale oxygen to supply the _________________ and exhale CO2 produced by the ______________ A. glycolysis, Kreb's cycleB. Kreb's cycle; electron transport systemC. electron transport system; transition and Kreb's cycleThe electron transport chain of mitochondria: O makes ATP. contains cytochromes and proteins containing flavins (FAD). O generates an H* gradient such that the outside of the mitochondrion is more basic than the inside. O is present in the outer membrane of the mitochondrion. O reduces NAD*.FADH2 produces _______ molecules of ATP compared to NADH because it enters the ETC ________. Select one: a. more, after NADH b. more, before NADH c. more, with 2 hydrogens d. less, after NADH e. less, before NADH Clear my choice
- If 16 molecules of CO2 are fixed into the C4 CO2 fixation pathway, how many of thefollowing are needed? Show your computation. A. ATP B. NADPHwhich of the following woudl decrease the number of atp molecules generated per nadh molecule in the electron transport chain? a. increasing the energy of the electrons nadh transfer to complex I b. reducing the number of protons required by ATP synthase to produce an ATP moelcule c. having nadh transfer its elections to complex III instead of complex I d. increasing the amount of oxygen available to the cellThe rate of oxidative phosphorylation I. is regulated by the availability of ADP and Pi.II. is reduced when the ratio of [NADH]/[NAD+] is high.III. increases with a higher concentration of reduced cytochrome cIV. is regulated by activity of the ADP-ATP translocator. There are multiple correct answer choices. I think the correct answer is I,III, IV but I am not sure.
