Biochemistry MCQs

Page No. 12

The number of essential amino acid are______________?


a 6


b8


c12


d16


View Answer 8

The nitrogen content in 50 gm of a typical dietary protein is most likely to be_____________?


a5 gm


b 8 gm


c10 gm


d16 gm


View Answer 8 gm

The class of amino acids that contains only non essential amino acids is_______________?


aAcidic


bBasic


cAromatic


dBranched chain


View Answer Acidic

All are true about glutathione except ?


aIt is a tripetide


bIt converts hemoglobin to methemoglobin


cIt conjugates xenobiotics


dIt scavenges free radicals and superoxide ions



Glutamine replaced by valine in sckle cell anaemia is characterized________________?


aNon Sense mutation of beta chain


bMissense mutation of beta chain


cDegradation of beta chain


dDeletion of beta chain



Mannose 6 phosphate containing freshly synthesized proteins are directed to_____________?


a Nucleus


bLysosomes


cMitochondria


dGolgi apparatus


View Answer Lysosomes

All are genetic amino acid deficiency disease except___________?


aPhenyl ketonuria


bAlkaptonuria


cHomocystinuria


d6alactosemia


View Answer 6alactosemia

Which of the following is a derived a derived protein_____________?


aProtamines


bPeptones


cProlamines


dLactalbumin


View Answer Peptones

Quaternary structure of protein is_____________?


aThe arrangement sequence of amino acids in the polypeptide chain


bInter relation between amino acids in a single polypeptide chain


cInter relation of amino acids in 2 polypeptide chains


dThe inter relation and arrangement of polypeptides in a protein with more than 2 polypeptide chains



Glycine is present in____________?


aHemoglobin


bGlutathione


cPurines


dCreatine


View Answer All of the above

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