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Q: Glucose 6-phosphatase is absent in which of the following organs?
  • A. Liver
  • B. Kidney
  • C. Brain
  • D. Spleen
Correct Answer: Option C - Glucose 6-Phosphatose is absent in the brain. Brain is totally dependent upon blood glucose and this glucose is generated between meals by the hydrolysis of glucose-6-phosphate in the liver and the kidney. The brain lacks the enzyme, relying on glucose transport from the bloodstream instead.
C. Glucose 6-Phosphatose is absent in the brain. Brain is totally dependent upon blood glucose and this glucose is generated between meals by the hydrolysis of glucose-6-phosphate in the liver and the kidney. The brain lacks the enzyme, relying on glucose transport from the bloodstream instead.

Explanations:

Glucose 6-Phosphatose is absent in the brain. Brain is totally dependent upon blood glucose and this glucose is generated between meals by the hydrolysis of glucose-6-phosphate in the liver and the kidney. The brain lacks the enzyme, relying on glucose transport from the bloodstream instead.