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Kaplan Qbank USMLE



Author10 Posts
  #1

Chronic ingestion of ethanol decreases the rate of gluconeogenesis
because decrease formation of which of the following ?

a.-ATP and 3 phosphoglycerate from 1,3 bisphosphoglycerate
b.-Fructose 1,6 bisphosphate from fructose 6 phosphate
c.-Glyceraldehyde 3 phosphate from fructose 1,6 bisphosphate
d.-pyruvate from lactate
e.-pyruvate from phosphoenolpyruvate

please give a one line explanation

thanks

  #2

?

  #3

?

  #4

d

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  #5

d is correct

  #6

D. high NADH levels wud favor formation of lactate from pyruvate rather than vice versa in the reversible rxn

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  #7

d) is dot right answer
the alcohol is inhibiting three things

one is lactate -------------------) pyruvate

malate ------------------------------) oaa

and also dhap ----------------------) glycerol 3 p

and ur choices suit only d)


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  #8

pallav wrote:
d) is dot right answer
the alcohol is inhibiting three things

one is lactate -------------------) pyruvate

malate ------------------------------) oaa

and also dhap ----------------------) glycerol 3 p

and ur choices suit only d)

I guess alcohol inhibits glycerol 3 p -------> DHAP

  #9



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  #10

nod

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