Which of the following occurs during stage 2 of metabolism? ...

[tsand2]

Which of the following occurs during stage 2 of metabolism?
   
  1.Bulk food is digested in the stomach and small intestine.
  2.Acetyl-CoA is oxidized in the citric acid cycle.
  3.Fatty acids, monosaccharides, and amino acids are degraded in the cells to yield acetyl-CoA.
  4.Energy released in the citric acid cycle is used by the electron transport chain.
  5.ATP is used to fuel energetic processes.

Question 2

Why was the discovery of Taq polymerase the key to polymerase chain reaction?
   
  1.Taq polymerase is a faster DNA polymerase than that found in mammals.
  2.Taq polymerase has a lower error rate than other DNA polymerases.
  3.Taq polymerase needs no primer.
  4.Taq polymerase does not denature at temperatures of over 90 C, allowing for automated replication.
  5.All of these

[frankwu0507]

Answer to Question 1

3

Answer to Question 2

4

[tsand2]

Excellent

[flexer1n1]

TYSM