Question # 1

Increased concentration of enzyme alkaline phosphatase is a sign of

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hemophilia

heart disease

thrombosis

rickets

Proteins loose their ability to work

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by slight heating

by change in structure

by slight cooling

when inside the body

Based on the physico-chemical properties, proteins may be classified into the following types

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Simple proteins

Compound proteins

Derived proteins

All of the above

The structure of protein helps protein to

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be in proper shape

attach substrate

perform is function

All of these

All are examples of different classes of enzymes except

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Hydrolases

Isomerases

Oxido-reductases

Mutases

The proteins which give an amino acid and non-protein group on hydrolysis are known as

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Derived protein

Albumins

Conjugated simple protein

Conjugated protein

Proteins have linkage between amino acids

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imide

amide

ester

ether

Simplest Structure of a protein that has only covalent bonding between amino acids is

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2° structure

3°structure

1° structure

4° structure

Amino acids react together to form the primary structure of proteins which is accompanied by

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addition of water

addition of ammonia

removal of ammonia

removal of water

Collagen is a fibrous protein present most abundantly in

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heart

nucleus

connective tissues

Arteries

In proteins, the alpha-helix and Beta-pleated sheet are examples of

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^{Primary Structure}

Secondary Structure

Tertiary Structure

Quaternary Structure

Which of the following is not a category of proteins based upon their function?

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genetic

Regulatory

nucleo

structural

Dehydrogenase is an example of

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ligase

oxidoreductase

lyase

hydrolase

Which of the following bond is responsible for joining the amino acids in proteins?

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Metallic Bond

Di sulfide bond

Peptide Bond

Dehydrogenase is an erample of

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Transferase

Hydrolase

Lyase

Oxido-reductase

Abumins and globulins are defined as

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Derived protein

Conjugated protein

Fibrous protein

Simple Protein

Primar structure of proteins refers to

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Coling and folding in form of specilie structure

3d structure

Number of amino acids in a chain

Alpha and Beta sheets

Third order of protein structure refers to

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Bending of protein chain

Three-dimensional structure of protein

Number and sequence of amino acids

Site of disulphide bonds

The type of isomerism shown by alkyl halides is

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geometric

functional

positional

metamerism

The most abundant protein in the human body is

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Collagen

Keratin

Myosin

Albumin

More Classes

Other Links

MDCAT Chemistry Chapter 19 Macromolecules Online Test MCQs With Answers

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