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Biochemistry - Carbohydrate

Exercise : Carbohydrate - Section 1
11.
Which of the following statements about the energy needs of cells is false?
Without a continuous input of energy, cell disorder will increase
The laws of thermodynamics force cells to acquire energy
Many cellular reactions have an associated activation energy
The most usable energy for cells comes from the rapid combustion of glucose
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
In lysozyme catalysis, which of the following does not contribute?
The abnormally high pKa of Glu35
The strained conformation of the D sugar
Formation of a covalent intermediate at Asp52
Formation of a covalent intermediate at Ser195
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Cellulose fibers resemble with the protein structure in the form of
β-sheets
α-helices
β-turns
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
During vigorous exercise, pyruvate produced by glycolysis is converted to
acetate
lactate
monosodium phosphate
pyruvic acid
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
Glucagon and epinephrine
inhibits gluconeogenesis and stimulates glycolysis
stimulates gluconeogenesis and glycolysis
stimulates gluconeogenesis and inhibits glycolysis
inhibits gluconeogenesis and glycolysis
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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