A phosphoglyceride is always made up of

• only a saturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached

• only an unsaturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached

• a saturated or unsaturated fatty acid esterified to a glycerol molecule to which a phosphate group is also attached

• a saturated or unsaturated fatty acid esterified to a phosphate group, which is also attached to a glycerol molecule

Macromolecule chitin is

• nitrogen containing polysaccharide

• phosphorus containing polysaccharide

• sulphur containing polysaccharide

• simple polysaccharide

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The essential chemical components of many coenzymes are

• proteins

• nuclei acids

• carbohydrates

• vitamins

One molecule of triglyceride is produced using

• one fatty acid and one glycerol

• one fatty acid and three glycerols

• three fatty acids and three glycerols

• three fatty acids and one glycerol

Glutenin is an important protein in

• potato

• wheat

• soyabean

• spinach

Which one of the following is enriched with a non-reducing sugar?

• Grapes

• Germinating barley grains

• Table sugar

• Mother's milk

Which of the following statements is wrong for sucrose?

• It is a disaccharide

• It is a non-reducing sugar

• It accumulates in the cytoplasm

• It is comprised of maltose and fructose

The protein component of a holoenzyme is known as

• coenzyme

• cofactor

• prosthetic group

• apoenzyme

K_m is

• product

• enzyme

• constant

• unit

Absorption of vitamin-B;» in human requires 'P' glycoprotein secreted from 'Q'. The correct choices of P and Q are

• P - Extrinsic factor; Q - Stomach

• P - Intrinsic factor; Q - Stomach

• P - Intrinsic factor; Q - Small intestine

• P - Exopolysaccharide; Q - Small Intestine