निम्नलिखित में से कौन सा अमीनो अम्ल मानव शरीर द्वारा संश्लेषित नहीं किया जा सकता है?

Which of the following can be classified as polysaccharides?

Glucose is a fundamental unit of carbohydrate present in our food and serves as a primary source of energy for living organisms. How many carbon atoms does a molecule of glucose have?

A potent vasodilating compound (histamine) is produced by the decarboxylation of which amino acid?

Which of the following is an optically inactive amino acid?

The biological macromolecules formed when amino acids link together via peptide bonds are called:

Consider the following statements regarding carbohydrates: 1. Cellulose contains only C1-C4 glycosidic linkages. 2. Amylopectin (a component of starch) contains both C1-C4 and C1-C6 glycosidic linkages. Which of the statements given above is/are correct?

Which of the following carbohydrates is known to be the sweetest naturally occurring sugar?

Match the vitamins in Column I with their deficiency diseases in Column II: Column I: (a) Vitamin E (b) Vitamin C (c) Vitamin A (d) Vitamin B1 Column II: (i) Night blindness (ii) Beri-beri (iii) Muscular weakness (iv) Scurvy