Transcript Answers
Enzymes
Microbial Metabolism & Growth
Energy Production Catabolic Reactions Aerobic Respiration Catabolic Reactions Anaerobic Processes
A12
B14
B34
E20
E40
Anabolic Processes
Topic 1: Enzymes $500 Question Which of the objects is the … 1. apoenzyme, 2. cofactor, 3. holoenzyme, and 4. substrate C .) B .) A .) D .)
Topic 1: Enzymes $500
Answers apoenzyme cofactor substrate (reactant) holoenzyme
Topic 1: Enzymes $100 Question Each reaction requires a specific An organism’s DNA determines what (same as above answer) organism can produce.
each .
Topic 1: Enzymes $100
Answers
Each reaction requires a specific
enzyme
.
An organism’s DNA determines what
enzymes
produce.
each organism can
Topic 1: Enzymes $400 Question What is the essential nutrient that many bacteria use in the synthesis of the coenzyme folic acid?
a. NADP b. FAD c. PABA d. COA
Topic 1: Enzymes $400 Answer What is the essential nutrient that many bacteria use in the synthesis of the coenzyme folic acid?
a. NADP b. FAD c. PABA (correct answer) d. COA
Topic 1: Enzymes $200 Question Enzymes increase the speed of a chemical reaction by a. Lowering the energy of activation b. Increasing the energy of activation c. Increasing the frequency of collisions of the reactants d. Decreasing the frequency of collisions of the reactants
Topic 1: Enzymes $200 Answer Enzymes increase the speed of a chemical reaction by a. Lowering the energy of activation (correct answer) b. Increasing the energy of activation c. Increasing the frequency of collisions of the reactants d. Decreasing the frequency of collisions of the reactants
Topic 1: Enzymes $300 Question Apoenzymes are inactive by themselves and must be activated by a. Cofactors b. ATP c. Holoenzymes d. Substrates
Topic 1: Enzymes $300 Answer Apoenzymes are inactive by themselves and must be activated by a. Cofactors (correct answer) b. ATP c. Holoenzymes d. Substrates
Topic 2: Energy Production $100 Question Reactions which involve
removing
an electron are a. Biosynthesis b. Anabolism c. Reduction d. Oxidation
Topic 2: Energy Production $100 Answer Reactions which involve removing an electron are a. Biosynthesis b. Anabolism c. Reduction d. Oxidation (correct answer)
Topic 2: Energy Production $200 Question The addition of a phosphate to ADP is called a. Decarboxylation b. Phosphorylation c. Dehydrogenation d. Reduction
Topic 2: Energy Production $200 Answer The addition of a phosphate to ADP is called a. Decarboxylation b. Phosphorylation (correct answer) c. Dehydrogenation d. Reduction
Topic 2: Energy Production $400 Question Energy is released when a cell a. Reduces glucose b. Decarboxylates glucose c. Oxidizes glucose d. Phosphorylates glucose
Topic 2: Energy Production $400 Answer Energy is released when a cell a. Reduces glucose b. Decarboxylates glucose c. Oxidizes glucose (correct answer) d. Phosphorylates glucose
Topic 2: Energy Production $500 Question Which of the following involves substrate level phosphorylation? Indicate all that apply.
a. Krebs cycle b. Glycolysis c. One enzymatically catalyzed reaction d. Fermentation
Topic 2: Energy Production $500
Answers
Which of the following involves substrate level phosphorylation? Indicate all that apply.
a. Krebs cycle b. Glycolysis c. One enzymatically catalyzed reaction d. Fermentation
Topic 2: Energy Production $300 Question Which of the following is metabolic pathway? A – E are different molecules a. A B C D E b. A B c. A E d.
Topic 2: Energy Production $300 Answer Which of the following is metabolic pathway? A – E are different molecules a.
A B C D E correct answer
b. A B c. A E d.
Topic 3: Catabolism -Aerobic Respiration $200 Question The energy released from chemiosmosis is used to produce a. ADP b. ATP c. Ribose d. Phosphate
Topic 3: Catabolism -Aerobic Respiration $200 Answer The energy released from chemiosmosis is used to produce a. ADP b. ATP (correct answer) c. Ribose d. Phosphate
Topic 3: Catabolism -Aerobic Respiration $500 Question Which of the following could glucose provide for
some
organisms?
a. Initial energy source b. Carbon source c. Electron source d. All of the above
Topic 3: Catabolism -Aerobic Respiration $500 Answer Which of the following could glucose provide for some organisms?
a. Initial energy source b. Carbon source c. Electron source
d. All of the above (correct answer)
Topic 3: Catabolism -Aerobic Respiration $300 Question In glycolysis, for each molecule of glucose that is oxidized there is a net gain of a. Two molecules of ATP b. Four molecules of ATP c. Six molecules of ATP d. Eight molecules of ATP
Topic 3: Catabolism -Aerobic Respiration $300 Answer In glycolysis, for each molecule of glucose that is oxidized there is a net gain of a. Two molecules of ATP (correct answer) b. Four molecules of ATP c. Six molecules of ATP d. Eight molecules of ATP
Topic 3: Catabolism -Aerobic Respiration $400 Question Which of following do cells need to produce ATP?
a. Final electron acceptor b. An initial energy source c. Redox reactions d. An electron donor e. All of the above
Topic 3: Catabolism -Aerobic Respiration $400 Answer Which of following do cells need to produce ATP?
a. Final electron acceptor b. An initial energy source c. Redox reactions d. An electron donor e. All of the above (correct answer)
Topic 3: Catabolism -Aerobic Respiration $100 Question In aerobic respiration, what is the fate of the pyruvic acid produced in glycolysis?
a. It forms alcohols b. It is reduced to lactic acid c. It is oxidized to acetyl CoA d. It is oxidized in the electron transport chain
Topic 3: Catabolism -Aerobic Respiration $100 Answer In aerobic respiration, what is the fate of the pyruvic acid produced in glycolysis?
a. It forms alcohols b. It is reduced to lactic acid c. It is oxidized to acetyl CoA (correct answer) d. It is oxidized in the electron transport chain
Topic 4: Catabolism -Anaerobic Processes $400 Question Which of the following are possible final electron acceptors in anaerobic respiration?
a. Lactic acid b. Pyruvic acid c. Oxygen d. Nitrate
Topic 4: Catabolism -Anaerobic Processes $400 Answer Which of the following are possible
final electron acceptors
in anaerobic respiration?
a. Lactic acid b. Pyruvic acid c. Oxygen d. Nitrate (correct answer)
Topic 4: Catabolism -Anaerobic Processes $200 Question How many ATPs are formed from fermentation?
Topic 4: Catabolism -Anaerobic Processes $200 Answer How many ATPs are formed from fermentation?
2 (correct answer)
Topic 4: Catabolism -Anaerobic Processes $500 Question How is Anaerobic Respiration
different from
Fermentation? Indicate all that apply.
a. Fermentation has no ETC b. Oxygen is not required c. The final electron acceptor in fermentation is an organic molecule d. Fermentation does not produce any ATP
Topic 4: Catabolism -Anaerobic Processes $500
Answers are yellow
How is Anaerobic Respiration
different from
Fermentation? Indicate all that apply.
a. Fermentation has no ETC b. Oxygen is not required c. The final electron acceptor in fermentation is an organic molecule d. Fermentation does not produce any ATP
Topic 4: Catabolism -Anaerobic Processes $100 Question What are the major end-products of fermentation? You must have two responses.
Topic 4: Catabolism -Anaerobic Processes $100 Answer What are the major end-products of fermentation? You must have two responses.
Correct answers: Acids and Alcohols
Topic 4: Catabolism -Anaerobic Processes $300 Question Fermentation includes which of the following?
a. Krebs cycle b. Electron transport chain c. Chemiosmosis d. Glycolysis
Topic 4: Catabolism -Anaerobic Processes $300 Answer Fermentation includes which of the following?
a. Krebs cycle b. Electron transport chain c. Chemiosmosis d. Glycolysis (correct answer)
Topic 5: Anabolism $500 Question Amino acids are
catabolized & synthesized
in (indicate all that apply) a. Glycolysis b. Electron transport chain c. The Krebs cycle d. Photosynthesis
Topic 5: Anabolism $500 Answer Amino acids are catabolized AND synthesized in (Indicate all that apply) a. Glycolysis (Correct Answer) b. Electron transport chain
c. The Krebs cycle
(Correct Answer) d. Photosynthesis
Topic 5: Anabolism $100 Question Fermentation can occur if oxygen is present.
a. True b. False
Topic 5: Anabolism $100 Answer Fermentation can occur if oxygen is present.
a. True (correct answer) b. False
Topic 5: Anabolism $500 Question When water is oxidized by green plants, a. Oxygen is produced b. Carbon dioxide is produced c. Sulfur granules are produced d. Hydrogen sulfide is produced
Topic 5: Anabolism $500 Answer When water is oxidized by green plants, a. Oxygen is produced (correct answer) b. Carbon dioxide is produced c. Sulfur granules are produced d. Hydrogen sulfide is produced
Topic 5: Anabolism $400 Question The ATP produced during photosynthesis is primarily used to synthesize .
The ATP is formed by phosphorylation.
The underlines above are two different terms.
Topic 5: Anabolism $400
Answers
The ATP produced during photosynthesis is primarily used to synthesize sugars (glucose) .
The ATP is formed by
photo
phosphorylation.
The underlines above are two different terms.
Topic 5: Anabolism $200 Question Anabolism… Indicate all that apply a. Uses energy b. Synthesizes molecules c. Includes photosynthesis d. Breaks down molecules
Topic 5: Anabolism $200 Answer Anabolism… Indicate all that apply a. Uses energy b. Synthesizes molecules c. Includes photosynthesis d. Breaks down molecules (correct answers yellow)
FINAL ROUND
Question
In the above illustration, what is #2
pointing to?
FINAL ROUND
Answer