Question # 1

The basic element of organic compound is.

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Nitrogen

Carbon

Hydrogen

Oxygen

Which of the following is not a fibrous protein.

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Keratin

My ocin

Fibrin

Hormones

Peptide bond is a

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C-N link

C-O link

N-H link

C-H link

Percentage of carbohydrates in mammalian cell.

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1%

4%

6%

8%

Hydrogen bonds between adenine and thymine.

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Two

Four

Three

Five

The melting point of Palmitic acid is.

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-8^oC

34 ^oC

63.1^oC

55.6^oC

The most abundant carbohydrates in nature is

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Starch

Cellulose

Maltose

Glucose

80% of total RNA in the cell comprises of.

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mRNA

tRNA

rRNA

RNA -DNA Hybrid

Human tissues contains about 20% water in.

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Brain cells

Bone cells

Kidney cells

Skin cells

Keratin is an example of Fibrous protein present in

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Nails and Hair

Blood

Muscles

Bones

Which one of the following is not a polysaccharide.

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Chitin

Cutin

pectin

Dextrin

Glycerol is the back bone molecule for

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Disaccharides

DNA

Triglycerides

ATP

Human tissue contains about 20% water in.

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Kidney

Bone cells

skin cells

Brain cells

The molecule formed by two amino acids called.

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Peptide linkage

Dipeptide

Peptide bond

Botha a and c

The amino acid are mainly different from each other due to the type and nature of

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R- group

Amino group

Carboxyl group

Peptide bond

To biological function of a protein is determined by its

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Primary structure

Secondary structure

Tertiary structure

Quaternary structure

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

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Amino acid

Monosaccharides

Fatty acids

Nucleotides

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Biology Fsc Part 1 Chapter 2 Online Test MCQs With Answers

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