Carbohydrate
The conversion of pyruvate to lactate is catalysed by

pyruvate decarboxylase
lactate dehydrogenase
pyruvate carboxylase
pyruvate dismutase

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Carbohydrate
Which of the following statements about the energy needs of cells is false?

The laws of thermodynamics force cells to acquire energy
The most usable energy for cells comes from the rapid combustion of glucose
Many cellular reactions have an associated activation energy
Without a continuous input of energy, cell disorder will increase

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