Specificity of protein is due to

All the following amino acids are acidic, except

Indole ring is present in:

The bond between phosphate and hydroxyl group of sugarin nucleic acid is

All the following are sulphur containing amino acids, except:

Which of the following statements regarding proteins is correct?

Proteins consist of

Read the following four statements (A to D) and mark the option that has both correct statements

1. Blood conc. of glucose in a normal healthy man is 4.5 to 5.0 mM
2. In proteins only left handed helices are observed
3. The pitch of B- DNA is 3.4 Angstrom
4. At each step of ascent the strand of DNA turns 36 degree

Glycogen is stored in

Which of the following substance is not carbohydrate ?