Quiz #2

Question 1

In the light reactions the photosynthesis?
A. Sugars are synthesized from CO2 and water.
B. H2O is converted to O2 and NAPD is reduced to NADPH.
C. Oxidative phosphorylation produces ATP.
D. All of the above.
E. None of the above.

Answer 1

B. H2O is converted to O2 and NAPD is reduced to NADPH.

Question 2

Under aerobic conditions, the end product of glycolysis is \_\_\_\_\_\_?
     A. Ethanol
     B. Lactate
     C. Pyruvate
     D. Ethanol or Lactate
     E. Coenzyme A

Answer 2

C. Pyruvate

Question 3

Coenzymes are?
A. Enzymes is the same pathway.
B. Proteins that form dimeric enzymes.
C. Small molecules that work with an enzyme to enhance reaction rate.
D. Small molecules that allosterically regulate enzymes.
E. All of the above.

Answer 3

C. Small molecules that work with an enzyme to enhance reaction rate.

Question 4

Glycolysis:  yield a net gain \_\_\_\_\_ ATP molecules per molecule of glucose.
     A. 2
     B. 4
     C. 32
     D. 36
     E. 38

Answer 4

A. 2

Question 5

As compared on a per gram basis, to carbohydrates fatty acids produce approximately \_\_\_\_\_\_ energy through the oxidation process.
     A. The same
     B. 50% more
     C. 2.5 times more
     D. 5 times more
     E. 10 times more

Answer 5

C. 2.5 times more

Question 6

In the synthesis of glycogen, glucose-1-phosphate reacts with a nucleotide trisphosphate to form \_\_\_\_\_ - glucose. 
     A. ADP
     B. GDP
     C. CDP
     D. UDP
     E. TDP

Answer 6

D. UDP