What is the combining ratio of glycerol and fatty acid when they

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 Multiple Choice QuestionsMultiple Choice Questions

341.

The carbohydrate used as storage molecule in animal is

  • sucrose

  • glycogen

  • maltose

  • glucose


342.

Glucose on oxidation with bromine water yields gluconic acid. This reaction confirms the presence of

  • six carbon atoms linked in straight chain

  • secondary alcoholic group in glucose

  • aldehyde group in glucose

  • primary alcoholic group in glucose


343.

Which of the following amino acid is basic in nature?

  • Valine

  • Leucine

  • Tyrosine

  • Arginine


344.

How many amino acids are present in insulin?

  • 25

  • 51

  • 20

  • 22


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345.

The repeating unit present in nylon-6 is

  • -[NH(CH2)6NHCO(CH2)4CO]-

  • -[CO(CH2)5NH]- or -[CO(CH2)6NH]-

  • -[CO(CH2)4NH]-

  • -[NH(CH2)4NHCO(CH2)6CO]-


346.

Which one of the following is not correct?

  • D-(-)-fructose exists in furanose structure

  • D-( + )-glucose exists in pyranose structure

  • In sucrose the two monosaccharides are held together by peptide linkage

  • Maltose ia a reducing sugar


347.

How many times oxyhaemoglobin is less stable than carboxyhaemoglobin?

  • 50

  • 200

  • 500

  • 300


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348.

What is the combining ratio of glycerol and fatty acid when they combine to form triglyceride?

  • 3:4

  • 3:2

  • 1:2

  • 1:3


D.

1:3

One molecule of glycerol and three molecules of fatty acids combine to form a triglyceride.

 


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349.

The α and β -forms of glucose are

  • isomers of D(+) glucose and L(-) glucose respectively

  • diastereoisomers of glucose

  • anomers of glucose

  • isomers which differ in the configuration of C-2


350.

Which one of the following forms the constituent of cell wall of plant cells?

  • Starch

  • Glycogen

  • Cellulose

  • Amylose


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