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Arginine: Quiz


Question 1:
What is the chemical name of Arginine (IUPAC)
uraniumdioxide di-ammonium carbonate
3-Hydroxy-4-oxo-4H-pyran-2,6-dicarboxylic acid

Question 2: Its ________ are CGU, CGC, CGA, CGG, AGA, and AGG.
Amino acidProteinDNAGenetic code

Question 3: This is energetically costly, as the synthesis of each molecule of argininosuccinate requires hydrolysis of ________ (ATP) to adenosine monophosphate (AMP); i.e., two ATP equivalents.
MetabolismAdenosine triphosphateAdenosine diphosphateCytidine triphosphate

Question 4:
What is Arginine also known as?
-2-Amino-5-guanidinopentanoic acid
1-(4-Amino-2-propyl-5-pyrimidinyl)methyl-2-picolinium chloride

Question 5: Arginine is the immediate precursor of NO, urea, ornithine and agmatine; is necessary for the synthesis of ________; and can also be used for the synthesis of polyamines (mainly through ornithine and to a lesser degree through agmatine), citrulline, and glutamate.

Question 6: from arginine via ________ (NOS)
NOS1Tyrosine hydroxylaseNitric oxide synthaseTryptophan hydroxylase

Question 7: from ornithine via catabolism of proline or glutamine/________
DizocilpineGlutamic acidKetamineNitrous oxide

Question 8: Arginine is synthesized from citrulline by the sequential action of the cytosolic enzymes argininosuccinate synthetase (ASS) and ________ (ASL).
MetabolismCarbamoyl phosphate synthetase IArginaseArgininosuccinate lyase

Question 9: [3] Arginine was first isolated from a ________ seedling extract in 1886 by the Swiss chemist Ernst Schultze.
Lupin beanOliveSoybeanLupin

Question 10: For being a precursor of NO, (relaxes blood vessels), arginine is used in many conditions where ________ is required.
AntianginalVasodilationBeta blockerCalcium channel blocker

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