Question # 1

The most abundant organic compound mammalian cell.

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Water

Lipids

Proteins

Carbohydrates

Monosaccharide which are rare in nature and occur in some bacteria is.

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Trioses

Tetroses

Hexoses

Pentoses

Amino acids are linked to each other by

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Ester bond

Glyosidic bond

Peptide bond

Hydrophobic bond

Animals obtain carbohydrates mainly from

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Glucose

Starch

Sucrose

Glycogen

Glycogen in found abundantly in

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Liver

Muscles

Kidney

Both a and b

Conjugated histone proteins are

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Structural and Regulatory

Structural only

Regulatory only

Transport proteins

The covalent bond between two monosaccharides is called.

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peptide bond

glyosidic bond

Ester bond

Hydrogen bond

Which of the following is not a fibrous protein.

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Keratin

My ocin

Fibrin

Hormones

To produce Lactose

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Two amino acids must form a peptide bond

Pairing of nitrogenous bases must occur between nucleotides

Glucose and galactose must undergo a dehydration reaction

Glucose and fructose must undergo a hydrolysis reaction

Chemical nature of most cellular secretions is.

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Proteins

Lipids

Glyco proteins

Carbohydrates

Glyosidic bond is a

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C- N Linkage

C - O Linkage

N - H Linkage

C - H Linkage

Which of the following is not a fibrous proein.

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Keratin

Myocin

Fibrin

Mormones

Human Tissues have 85% water in cells of.

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Bone

Blood

Liver

Brain

Number of amino acids in each turn of alpha helix is

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3.6

4.6

5.6

6.6

Helical shape of polypeptide is due to presence within molecule.

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Covalent bond

Hydrogen bond

Peptide bond

disulphide bond

Hydrogen bonds between adenine and thymine.

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Two

Four

Three

Five

Which one of the following is not a polysaccharide.

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Chitin

Cutin

pectin

Dextrin

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