Ketone bodies are important for energy production during periods of starvation.

Question

Ketone bodies are important for energy production during periods of starvation. Ketone bodies are produced by _____ (1) ____ and are exported to supply energy molecules for ______(2)______. (1) brain: (2) liver (1) extrahepatic tissue (muscle, heart, brain, kidney etc.): (2) liver (1) adipose (fat tissue): (2) liver (1) adipose (fat tissue): (2) extrahepatic tissue (muscle, heart, brain, kidney etc) (1) liver: (2) extrahepatic tissue (muscle, heart, brain, kidney etc.) N-acetyl-L-glutamate formation is allosterically activated by: acetyl-COA. argenine. asparagine. glutamate. None of the above

Explanation / Answer

Question 18.Correct answer is: 1)liver;2)extrahepatic tissue(muscle,heart,brain,kidney etc).

Reason:ketone bodies are produced in liver but not used byit.Heart,kidney ,muscles use it to get energy.

Question 19:Correct answer is:argenine

Reason:Enzyme N -acetyl- L -glutamate synthase catalyses the formation of N- acetyl -L -glutamate.This enzyme is activated by arginine.

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