• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Vitamins and Coenzymes

Vitamins and Coenzymes
What metal ion is specifically bound by vitamin B12?

Zinc
Iron
Cobalt
Copper

ANSWER DOWNLOAD EXAMIANS APP

Vitamins and Coenzymes
In the co-enzyme B12the position occupied by a cyanide ion in vitamin B12 is bonded directly to the __________ of the ribose of adenosine.

cyanocobalamin
adenine
5-6 dimethylbenzimidazole
hydroxycobalamin

ANSWER DOWNLOAD EXAMIANS APP

Vitamins and Coenzymes
In one iron-metalloflavoprotein, the iron is present as a

nonheme type
flavin moiety
both (a) and (b)
heme-protein

ANSWER DOWNLOAD EXAMIANS APP

Vitamins and Coenzymes
Who discovered vitamin C (ascorbic acid)?

Kerry Mull is
Linus Pauling
Albert Szent-Gyorgyi
Paul Berg

ANSWER DOWNLOAD EXAMIANS APP

Vitamins and Coenzymes
The symptoms of retinol excess are

nausea
all of these
weakness
bone fragility

ANSWER DOWNLOAD EXAMIANS APP

Vitamins and Coenzymes
The most prominent role that tocopherol has in in-vitro systems is as a strong

oxidizing agent
antioxidants
all of these
reducing agent

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Vitamins and Coenzymes

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑