Carbohydrate
Which of the following does not occur during gluconeogenesis?

The carboxylation of pyruvate to oxaloacetate
The conversion of PEP to fructose bisphosphate
The conversion of pyruvate to phosphoenolpyruvate (PEP)
The decarboxylation of oxaloacetate to phosphoenolpyruvate

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Carbohydrate
The glycosidic bond

both (b) and (c)
in sucrose is hydrolyzed by bees
in maltose is not hydrolyzed in lactose intolerant humans
joins glucose and fructose to form sucrose

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

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

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Carbohydrate
Gluconeogenesis is the

synthesis of glucose from non-carbohydrate precursors
breakdown of glycogen to glucose
formation of glycogen
breakdown of glucose to pyruvate

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