Substrate-level phosphorylation in citrate acid cycle is: ()
A. citrate→α-ketoglutarate
B. succinyl-CoA→succinate
C. succinate→fumarate
D. fumarate→malate
E. malate→oxaloacetate
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Which of following is not the key enzyme in aerobic oxidation of carbohydrate? ()
A. pyruvate dehydrogenase complex
B. citrate synthase
C. isocitrate dehydrogenase
D. a-ketoglutarate dehydrogenase complex
E. succinate dehydrogenase
Cori cycle is an energy consuming pathway, ( ) ATPs are consumed for converting 2 molecules of lactate into glucose. ()
A. 2
B. 3
C. 4
D. 5
E. 6
Which of the following reaction is completed in mitochondria? ()
A. glycolysis
B. gluconeogenesis
C. glycogen synthesis
D. TAC
E. pentose phosphate pathway
The major duodenal papilla lies in
A. superior part of duodenum
B. descending part of duodenum
C. horizontal part of duodenum
D. ascending part of duodenum
E. bulb of duodenum
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