Problem: Select the true statements about the PFK-1 reaction. A) Under standard conditions, the PFK-1 reaction reaches equilibrium when the concentrations of all products and reactants are equal. B) In heart tissue, the PFK-1 reaction will be driven toward product formation. C) The PFK-1 reaction in heart tissue does not reach equilibrium. D) In heart tissue, the PFK-1 products are more abundant than reactants.

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Phosphofructokinase-1: PFK-1; catalyzes the conversion of fructose-6-phosphate to fructose-1,6-bisphosphate

: the reaction is irreversible and is a committed step in glycolysis → favors products


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Problem Details

Select the true statements about the PFK-1 reaction. 

A) Under standard conditions, the PFK-1 reaction reaches equilibrium when the concentrations of all products and reactants are equal. 

B) In heart tissue, the PFK-1 reaction will be driven toward product formation. 

C) The PFK-1 reaction in heart tissue does not reach equilibrium. 

D) In heart tissue, the PFK-1 products are more abundant than reactants.

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