In humans and other primates as well as in guinea pigs, this vitamin cannot be synthesized because of the absence of the enzyme L-gulonolactone oxidase: the vitamin is_____________?

Related Mcqs:

Absorption of vitamin K requires normal absorption of_________________?

A. Fat B. Amino acids C. Calcium D. Glucose...

Which of the following are the sources of Vit C_________________?

A. Apple B. Fresh green vegetables C. Citrus fruits D. Both B and C...

Following are the essential amino acid______________?

A. Phenylalanine, Tryptophan lysine B. Phenylalanine, Arginine Methinonine C. Phenylalanine, Valine, Glycine D. Histidine, Glutamine, Valine...

Glycine is present in____________?

A. Hemoglobin B. Glutathione C. Purines D. Creatine E. All of the above...

Most common non protein nitrogenous fraction of blood_____________?

A. Urea B. Uric acid C. Urobilinogen D. Creatinin...