Question # 1

The compound formed by the combination of a base and a pentose sugar is called:

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Nucleoside

Nucleic acid

Nucleotide

Nuclein

Chemical formula of pentose sugar present in DNA

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C₅H₉O₅

C₅H₁₀O₅

C₅H₁₀O₄

None

Pick the odd one

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Cellulose

Galactose

Agar

Pectin

______ are important components of brain and plasma membrane:

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Nucleoproteins

Glycolipids

Lipoproteins

Phospholipids

Pick out the phospholipid from the following

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Phosphatidylserine

Lecithin

Phosphatidylcholine

All

What is the theoretical number of chemically different dipeptide that can be made from 2 different amino acids

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1

2

4

8

Pick up ester bond present in nucleotide

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P-O-C

C-O-C

N-O-C

S-O-C

RNA and Proteins are components of

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Chromosomes

Receptors

Secretions

Ribosome

Insulin is a/an:

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Osmotic Protein

Transport Protein

Regulatory Protein

Catalytic Protein

Which part of amino acid give its physical and chemical properties

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Amino group

Carboxylic group

Alpha carbon

Alkyl group

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MDCAT Biology Chapter 3 Biological Molecules Online Test MCQs With Answers

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