Quiz 4 Flashcards
This is an RNA molecule that cuts and splices other RNA molecules
Ribozyme
All of the following are TRUE statements about glycolysis EXCEPT:
It produces two molecules of ATP (net)
Which of the following are NOT produced in glycolysis pathway?
2 CO2
For the glycolysis pathway to operate, oxygen gas (O2) must be present.
False
Which of the following is NOT produced in the “transition/preparatory/intermediate step” between the reactions of glycolysis and the Karen’s Cycle?
ATP
When considering a single turn of the Krebs cycle (not including the transition/intermediate/preparaory step before Krebs cycle0 which of the following is produced?
3 NADH + 3 H+
Which of the following types of phosphorylation reactions is/are involved in the production of ATP in the Krebs cycle?
Substrate- level phosphorylation
In prokaryotes, the Electron Transport Chain (ETC) is located where?
Plasma membrane
For each molecule of NADH, ______ molecules of ATP are produced in the ETC, and for each molecule of FADH2 ______ molecules of ATP are produced.
3, 2
What chemical reactions occur as electrons are passed from one carrier to another within the ETC?
Oxidation-Reduction reactions
The final electron acceptor in aerobic cellular respiration is:
Always molecular oxygen (O2)
What passes through ATP synthase in the ETC to generate ATP?
Hydrogen ions
The final acceptor in anaerobic cellular respiration is:
There’s no way to know for sure; it varies by species
The reactions of fermentation (just fermentation, nothing before) always produce:
NAD+
The final acceptor in fermentation is:
Always a derivative of pyruvic acid
