Carbohydrate
The conversion of pyruvate to lactate is catalysed by

pyruvate dismutase
pyruvate carboxylase
pyruvate decarboxylase
lactate dehydrogenase

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Carbohydrate
Insulin

inhibits gluconeogenesis and glycolysis
stimulates gluconeogenesis and inhibits glycolysis
stimulates gluconeogenesis and glycolysis
inhibits gluconeogenesis and stimulates glycolysis

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

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

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