Which of the following material can be synthesized at liver only? ()
A. fat
B. cholesterol
C. protein
D. fatty acid
E. urea
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In the condition of starvation, which of the following is wrong? ()
A. insulin secretion is enhanced
B. glucagon secretion is enhanced
C. fat mobilization is enhanced
D. synthesis of ketone bodies is enhanced
E. glyconeogenesis is enhanced
Which of the following is not correct about the substance metabolism in different tissues and organs? ()
A. liver is the main organ of the substance metabolism
B. glucose decomposition in heart is mainly aerobic oxidation
C. the energy of brain usually come from glucose
D. the energy of red blood cell usually come from glycolysis
E. liver is the only organ that have the pathway of glyconeogenesis
Which of the following is not the outlet of Acetyl CoA? ()
A. go into the TCA cycle
B. use to synthesize fatty acid
C. transition to essential amino acid
D. produce ketone bodies
E. transition to cholesterol
Which of the following serve as the enzyme in mitochondria DNA replication ? ()
A. DNA pol α
B. DNA pol γ
C. DNA pol δ
DNA pol Ⅰ
E. DNA pol Ⅲ
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