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FREE AND STUDY GAMES ABOUT MCB FINAL EXAM
QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -45 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation
Question 1: during aerobic cellular respiration, the final electron acceptor is
Answer:
oxygen
Question 2: in eukaryotes, glycolysis takes place in the?
Answer:
in the cytoplasm Question 3: during which of the phases of cellular respiration is the majority of of ATP formed
Answer:
electron transport
Question 4: exergonic reactions
Answer:
occur during aerobic cellular respiration
Question 5: why is cyanide harless to some bacteria
Answer:
they lack cytochrome C oxidase Question 6: the formation of citric acid from oxaloaxetic acis and an acetyk group begins
Answer:
kerbs cycle Question 7: cyanide will cause rapid death in human because it:
Answer:
blocks cytochrome c oxidase
Question 8: enzymes that are produced only when substrate is present are termed
Answer:
induced enxymes
Question 9: anaerobic cellular respiration
Answer:
untilizes an electron transport system
Question 10: in eukaryotes the Krebs cycle takes place in the
Answer:
in the mitochondia
Question 11: mixed acid fermentation
Answer:
produces acids plus co2 and h2 gases
Question 12: enzymes are?
Answer:
proteins that function as catalysts
Question 13: most electron carriers are
Answer:
coenzymes
Question 14: all of the following are exoenzymes except
Answer:
ATP synthase Question 15: enteric bacteria commonly occupy the human intestine and primarily produce
Answer:
CO2 and H2 gases Question 16: enzymes that catalyze removing electrons from one substrate and adding to another are called
Answer:
oxidoreductases Question 17: the reactions of fermentation function to produce ____molecules for the use of glycolysis
Answer:
NAD Question 18: each FADH2 that enters the electron transport system gives rise to ___ ATP
Answer:
2 Question 19: in the eukaryote , the repiratory chain is located in the___whereas the majority of ATP is produced by the repiratory chain in thr ____of a prokaryote
Answer:
mitochondria, outer membrane space Question 20: The most likely place where an exoenzyme participates in a chemical reaction is?
Answer:
outside the cell
Question 21: all of the following pertain to glycolysis, except it:
Answer:
degrades glucose to co2 and h2o
Question 22: enzymes that are regularly found in a cell are termed
Answer:
constitutive enzymes Question 23: Each NADH that enters the electrom transport system gives rise to ____ATP
Answer:
- ATP
Question 24: in addition to electrons, which of the following is also involoved in electron transfer
Answer:
hydrogen protons Question 25: enzymes that function at boiling water temps. or other harsh conditions would be termed?
Answer:
extremozymes
Question 26: an apoenzyme
Answer:
containd the active site Question 27: when enzyme action stops due to build up of end product this control is called
Answer:
negative feedback
Question 28: fatty acids can be metabolized by entering
Answer:
the TCA cycle
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