Fill in the blanks:

An example of a non reducing disaccharide is

Lactose intolerance in human body is due to inadequate levels of the enzyme

Antibodies are produced by cells.

Give any four differences between the B-oxidation and the biosynthesis of fatty acids.

Name the method for fractionation of subcellular organelles. Explain the principle of this method.

Name any two antibiotic inhibitors of protein synthesis and give their modes of action.

Differentiate between any two of the following:

a-helix and B-pleated sheets

Cellulose and Starch

DNA replication and RNA transcription

Name the major classes of antibodies. Draw a labelled diagram of an antibody molecule.

Define gluconeogenesis. Name any two gluconeogenic substrates.

Write the three steps where gluconeogenesis and glycolysis differ.

Name the co-enzymatic forms of any three of the following water soluble vitamins:

Niacin

Folic acid

Riboflavin

Thiamine

Depict graphically the oxygen binding curves of myoglobin and haemoglobin.

Explain the major steps of protein biosynthesis. Where does this process occur in the cell?

Define Km of an enzyme. What is the significance of Km

What are essential amino acids? Name any two essential amino acids in animals.

Write any two reactions of monosaccharides.

Give an example each for any five of the following:

An unusual base in tRNA

A phospholipid

Most abundant species of RNA

A structural polysaccharide

An optically inactive amino acid

A subcellular organelle rich in hydrolytic enzymes

How are minerals classified Give an example of each class and write their physiological roles.

TCA cycle is an amphibolic pathway. Explain this statement.

Describe the regulation of protein synthesis in bacteria.