Question # 1

Which class of molecule is the major component of cell membrane

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Phospolipid

Cellulose

Wax

Triglyceride

When a protein undergoes a hydrolysis reaction the end-products are

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Amino acid

Monosaccharides

Fatty acids

Nucleotides

Hemoglobin is a

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Fibrous proteins

Coiled proteins

Globular proteins

double coiled proteins

Keratin is an example of Fibrous protein present in.

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Muscles

Blood

Bones

Nails ad Hair

Glycogen gives colour with iodine.

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Black

Blue

Red

Green

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

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Trioses

Tetroses

Hexoses

Pentoses

Percentage of carbohydrates in mammalian cell.

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1%

4%

6%

8%

The most abundant organic compound mammalian cell.

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Water

Lipids

Proteins

Carbohydrates

Helical shape of polypeptide is due to present within molecule.

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Covalent bond

Hydrogen bond

Disulphide bond

Peptide bond

The molecule formed by two amino acids called.

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Peptide linkage

Dipeptide

Peptide bond

Botha a and c

To biological function of a protein is determined by its

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Primary structure

Secondary structure

Tertiary structure

Quaternary structure

A triglyceride is a

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Simple sugar

Lipid

Protein

Nucleic acid

The potential source of chemical energy cellular activities.

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C-H Bond

C-N Bond

C- O bond

C- C Bond

Which one of the following kinds of atom does not occur in carbohydrates

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Carbon

Hydrogen

Nitrogen

Oxygen

The percentage of ribosomal RNA in the cell is.

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4%

20%

50%

80%

Which one the following is not a lipid.

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Rubber

Chitin

Cholesterol

Cutin

80% of total RNA in the cell comprises of.

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mRNA

tRNA

rRNA

RNA -DNA Hybrid

Which of the following is a protein

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Cellulose

Cholesterol

ATP

Insulin

More Classes

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Biology Fsc Part 1 Chapter 2 Online Test MCQs With Answers

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