This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Carbohydrates, Subject name: Biochemistry
Gluconeogenesis is mainly seen in: 
Select and explain. 
A. Kidney, B. Liver, C. Spleen, D. Heart
B: Liver
Answer: B: Liver 
Explanation: Ans. (b) LiverRef: Vasudevan Biochemistry 8/e. P 136SITE OF GLUCONEOGENESIS* Major site of gluconeogenesis: Liver (90%)* Secondary site: Kidney cortex and in small intestine under some conditions. (10%)* It takes place in the mitochondria and cytoplasm.* The production of glucose is necessary for use as a fuel source by the brain, testes, erythrocytes, kidney medulla, lens and cornea of the eye and exercising muscles.