Both nitrogen and sulphur containing water-soluble vitamin is:
Correct answer: B. Vitamin B1
- A. Vitamin E
- B. Vitamin B1
- C. Vitamin K
- D. Vitamin B12
Explanation
Vitamin B is a water-soluble vitamin, they contain nitrogen in their ring in all eight different forms i.e., B1, B2, B3, B5, B6, B7, B9, B12. Vitamin B1 is thiamine. It helps our body cells to convert carbohydrate to energy. It contains both Nitrogen and Sulphur.
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Proteins are classified by shape, composition and structure, from primary amino acid sequence to secondary, tertiary and quaternary organisation, and their biological roles are linked to this structure. Enzymes are examined as protein biocatalysts, including active sites, substrate specificity, activation energy, cofactors and factors affecting activity.
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