Question # 1

Phosphoprotein comes under the type of proteins

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Simple protein

Derived protein

Conjugated

Both A & B

For a particular halogen, the reactivity of alkyl halides

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remains same with C-increase

decreases with C-increase

increases with C-increase

decreases with C-decrease

An example of regulatory protein is

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nucleoprotein

hemoglobin

lactoglobulin

thyroxine

Enzymes are

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simple proteins

derived proteins

compound proteins

conjugated proteins

Which of the following is the element not present in all proteins?

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Carbon

Hydrogen

Nitrogen

Sulphur

Dehydrogenase is an erample of

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Transferase

Hydrolase

Lyase

Oxido-reductase

The protein component of enzyme ls called

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apoenzyme

proenzyme

holoenyme

co-enzyme

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

An element that is not an essential par of proteins is

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O

N

H

S

The most abundant protein in the human body is

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Collagen

Keratin

Myosin

Albumin

The specifie substance (metabolite) that fits on the enzyme surface and is converted to products is called

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Co-factor

Isoenzyme

Prosthetic group

Substrate

Enzymes have been classified on the basis of

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protein structure

prosthetic groups

type of reaction they catalyse

bonding in them

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

Collagen is a fibrous protein present most abundantly in

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heart

nucleus

connective tissues

Arteries

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

An example of simple protein is

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lipoprotein

Cholesterol

lecithin

globulin

Prosthetic groups are

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helical structures in protein

sulphur containing parts of protein

non-protein parts in compound proteins

sites for hydrogen bonding

Lactoglobulin is found in

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nucleus

nerve cells

Plants only

muscles and in plants

Increased concentration of enzyme alkaline phosphatase is a sign of

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hemophilia

heart disease

thrombosis

rickets

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

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