Gluconeogenesis Must Use "Bypass Reactions" to Circumvent Three Reactions in the Glycolytic

question 36

Multiple Choice

Gluconeogenesis must use "bypass reactions" to circumvent three reactions in the glycolytic pathway that are highly exergonic and essentially irreversible. Reactions carried out by which three of the enzymes listed must be bypassed in the gluconeogenic pathway? 1) Hexokinase
2) Phosphoglycerate kinase
3) Phosphofructokinase-1
4) Pyruvate kinase
5) Triosephosphate isomerase

• A) 1, 2, 3
• B) 1, 2, 4
• C) 1, 4, 5
• D) 1, 3, 4
• E) 2, 3, 4

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Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, often used as a measure of variability.

Confidence Interval

An extent of values, based on sample statistics, that is likely to capture the essence of an undisclosed population parameter.

Sample

Subset or portion of a population.

Mean

The average value of a data set, obtained by dividing the sum of all the values by the number of values.