The primary structure of a protein molecule has

Glycogen is a homopolymer made of

The number of ‘ends’ in a glycogen molecule would be

Enzymes are biocatalysts. They catalyse biochemical reactions. In general they reduce activation energy of reactions. Many physico-chemical processes are enzyme mediated. Which of the following reactions is not engyme-mediated in biological system?

Medicines are either man made (i.e., synthetic) or obtained from living organisms like plants, bacteria, animals etc. and hence the latter are called natural products. Sometimes natural products are chemically altered by man to reduce toxicity or side effects. Write against each of the following whether they were initially obtained as a natural product or as a synthetic chemical.

a. Penicillin ___________________________

b. Sulfonamide ___________________________

c. Vitamin C ___________________________

d. Growth Hormone ___________________________