प्रोटीन की द्वितीयक संरचना मुख्य रूप से निम्नलिखित में से किसके द्वारा स्थिर होती 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?