BCHM 307 QUIZ 5 TESTED QUESTIONS WITH REVISED ANSWERS
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Course
BCHM 307
Institution
BCHM 307
BCHM 307 QUIZ 5 TESTED QUESTIONS WITH REVISED ANSWERS
The carbon fixing reactions occur in the _______. - Answer-stroma
The production of one molecule of glucose requires ________. - Answer-6 CO2, 18 ATP, 12 NADPH
What part of the chloroplast is the site of energy-transducing reactions of p...
BCHM 307 QUIZ 5 TESTED QUESTIONS
WITH REVISED ANSWERS
The carbon fixing reactions occur in the _______. - Answer-stroma
The production of one molecule of glucose requires ________. - Answer-6 CO2, 18
ATP, 12 NADPH
What part of the chloroplast is the site of energy-transducing reactions of
photosynthesis? - Answer-thylakoid membrane
Which of the following shows the correct movement of electrons in the Z-scheme of
photosynthesis? - Answer-H2O -> P680 -> plastoquinone -> cytochrome b6f ->
plastocyanin -> P700 -> ferrodoxin -> NADP+
What is an assembly of antenna pigments? - Answer-light-harvesting complex
Electrons are transferred from P680 to ________, then to cytochrome b6f. - Answer-
plastoquinone
If carbon dioxide is used as a substrate, the major products of rubisco are _________; if
oxygen is used as a substrate, the major products are ______. - Answer-2 molecules of
3-phosphoglycerate; 2-phosphoglycolate and 3-phosphoglycerate
Complete the following reaction: P680 + light → ______ → ________. - Answer-P680*;
P680+ + e-
What were the first organisms that had the ability to oxidize water? - Answer-
cyanobacteria
During the oxidation of water, where do the protons go? - Answer-thylakoid lumen
Why does rubisco make up about half of the protein content in a typical chloroplast? -
Answer-it is a very inefficient enzyme, catalyzing only three reactions per second
Regeneration of the rubisco substrate, ribulose-1, 5-bisphosphate involves which of the
following sugars? - Answer-a pentose-phosphate, a hexose-phosphate, a heptose-
phosphate, a tetrose-phosphate
Cytochrome b6f is most similar to mitochondrial _______ with the exception that
electrons are passed to _______, not to cytochrome c. - Answer-complex III;
plastocyanin
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