MEDICAL
LIVER
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the correct order of substrates in the ornithine cycle?
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citrulline
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arginine
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ornithine
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orntihine
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Explanation:
Detailed explanation-1: -The ornithine cycle or urea cycle is a process in which ammonia is converted into urea. Three amino acids participate in this process-ornithine, citrulline and arginine.
Detailed explanation-2: -Ornithine is a nonprotein amino acid and originates from diet, endogenous arginine, and the first step of creatine synthesis. It is the substrate for ornithine--aminotransferase (OAT, 10q26) which catalyzes proline synthesis.
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