131.

Structural lipids of cell membrane are

• simple lipid

• chromolipids

• steroid

• phospholipids

Which one of the following is polysaccharide?

• Glycogen

• Sucrose

• Lactose

• Maltose

Which one of the following is not true for enzymes?

• They act on a specific substrate

• They are made up of fat and sugar

• They act at a specific temperature

• They act at a specific pH

Identify the polysaccharide with  $\mathrm{\beta }$-glycosidic bond

• starch

• glycogen

• sucrose

• cellulose

Simple storage protein that coagulates upon heating but remains soluble in dilute salt solution is correctly exemplified by

• globulin

• albumin

• histone

• collagen

Inulin is a type of

• protein

• carbohydrate

• lipid

• nucleic acid

Higher animals cannot synthesize few fatty acids which are very essential for their growth and deveiopment. These fatty acids are typically

• saturated

• cyclic

• unsaturated

• branched

What is the substrate for lipase enzyme?

• Protein

• Carbohydrate

• Lipid

• Nucleic acid

What are ketone bodies?

• Acetoacetic acid, acetone and beta-hydroxybutyric acid

• Nicotinic acid, folic acid and ascorbic acid

• Acetone, beta-hydroxybutyryl Co-A and acetoacetic acid

• Acetic acid, acetone and beta-hydroxybutyric acid

Transition state structure of the substrate formed during an enzymatic reaction is

• transient but stable

• permanent but unstable

• transient and unstable

• permanent and stable