Multiple choice - biology questions

Reference no: EM1383641

Question: Glycogen stored in muscles can be “mobilized” to supply metabolic energy by hydrolyzing individual glucose subunits from the polymer. What other organ has a major function of storing glycogen?

A. large intestine

B. stomach

C. brain

D. liver

Question: In human cells such as muscle tissue, the product of anaerobic respiration is:

A. pyruvate.

B. ethanol.

C. FADH2.

D. acetic acid.

E. lactic acid.

Question: Animals breathe in air containing oxygen and breathe out air with less oxygen. The consumed oxygen is used:

A. as an electron acceptor in the respiratory electron transport chain.

B. in photosynthesis.

C. in the Krebs cycle.

D. in the conversion of pyruvate to acetyl Co-A.

E. in the glycolysis pathway.

Question: True or False: even though the full oxidation of glucose is exergonic, some of the steps in the involved pathways are endergonic.

A. true

B. false

Question: Consulting Figure 7.1 if necessary, during which stage(s) of cellular respiration is(are) carbon dioxide released?

A. stage 1 only

B. stages 3 and 4

C. stage 3 only

D. stages 1 and 2

E. stages 2 and 3

Reference no: EM1383641

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