Enzymes having slightly different molecular structure but performing identical activity are (a) holoenzymes (b) isoenzymes (c) apoenzymes (d) coenzymes.

Enzymes having slightly different molecular
structure but performing identical activity are
(a) holoenzymes (b) isoenzymes
(c) apoenzymes (d) coenzymes.
by

1 Answer

Answer :

(b) isoenzymes
by

Related questions

Inactive precursors of enzymes are known as (A) Apoenzymes (B) Coenzymes (C) Proenzymes (D) Holoenzymes

Description : Inactive precursors of enzymes are known as (A) Apoenzymes (B) Coenzymes (C) Proenzymes (D) Holoenzymes

Last Answer : Answer : C

Coenzymes combine with (A) Proenzymes (B) Apoenzymes (C) Holoenzymes (D) Antienzymes

Description : Coenzymes combine with (A) Proenzymes (B) Apoenzymes (C) Holoenzymes (D) Antienzymes

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Enzymes functional in cell or mitochondria are (A) Endoenzymes (B) Exoenzymes (C) Apoenzymes (D) Holoenzymes

Description : Enzymes functional in cell or mitochondria are (A) Endoenzymes (B) Exoenzymes (C) Apoenzymes (D) Holoenzymes

Last Answer : Answer : A

Isoenzymes can be characterized by (A) Proteins lacking enzymatic activity that are necessary for the activation of enzymes (B) Proteolytic enzymes activated by hydrolysis (C) Enzymes with identical primary structure (D) Similar enzymes that catalyse different reaction

Description : Isoenzymes can be characterized by (A) Proteins lacking enzymatic activity that are necessary for the activation of enzymes (B) Proteolytic enzymes activated by hydrolysis (C) Enzymes with identical primary structure (D) Similar enzymes that catalyse different reaction

Last Answer : Answer : B

Prosthetic groups differ from co-enzymes in that (a) they require metal ions for their activity (b) they (prosthetic groups) are tightly bound to apoenzymes (c) their association with apoenzymes is transient (d) they can serve as co-factors in a number of enzyme-catalyzed reactions.

Description : Prosthetic groups differ from co-enzymes in that (a) they require metal ions for their activity (b) they (prosthetic groups) are tightly bound to apoenzymes (c) their association with apoenzymes is transient (d) they can serve as co-factors in a number of enzyme-catalyzed reactions.

Last Answer : (b) they (prosthetic groups) are tightly bound to apoenzymes

Isoenzymes are (A) Chemically, immunologically and electrophoretically different forms of an enzyme (B) Different forms of an enzyme similar in all properties (C) Catalysing different reactions (D) Having the same quaternary structures like the enzymes

Description : Isoenzymes are (A) Chemically, immunologically and electrophoretically different forms of an enzyme (B) Different forms of an enzyme similar in all properties (C) Catalysing different reactions (D) Having the same quaternary structures like the enzymes

Last Answer : Answer : A

Isoenzymes for a given reaction (A) Have different spedificities (B) Have identical affinities for the same substrate (C) Exhibit different electrophoretic motilities (D) Contain similar ratios of different polypeptide chains

Description : Isoenzymes for a given reaction (A) Have different spedificities (B) Have identical affinities for the same substrate (C) Exhibit different electrophoretic motilities (D) Contain similar ratios of different polypeptide chains

Last Answer : Answer : B

Enzymes which are always present in an organism are known as (A) Inducible enzymes (B) Constitutive enzymes (C) Functional enzymes (D) Apoenzymes

Description : Enzymes which are always present in an organism are known as (A) Inducible enzymes (B) Constitutive enzymes (C) Functional enzymes (D) Apoenzymes

Last Answer : Answer : B

Enzymes, which are produced in inactive form in the living cells, are called (A) Papain (B) Lysozymes (C) Apoenzymes (D) Proenzymes

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Coenzymes are (A) Heat stable, dialyzable, non protein organic molecules (B) Soluble, colloidal, protein molecules (C) Structural analogue of enzymes (D) Different forms of enzymes

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Different isoenzymes of an enzyme have the same (A) Amino acid sequence (B) Michaelis constant (C) Catalytic activity (D) All of these

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Multiple forms of the same enzymes are known as (A) Zymogens (B) Isoenzymes (C) Proenzymes (D) Pre-enzymes

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The chemical forces that bind most coenzymes and substrates to enzymes such as LDH are (A) Hydrogen bonds (B) Peptide bonds (C) Coordinate bonds (D) Covalent bonds

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Coenzymes derived from the vitamin shown below are required by which of the following enzymes? (A) Lactate dehydrogenase (B) Glutamate dehydrogenase (C) Pyruvate dehydrogenase (D) Malate dehydrogenase

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Coenzymes derived from the vitamin shown below are required by enzymes involved in the synthesis of which of the following? (A) ATP (B) UTP (C) CTP (D) NADH

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The isoenzymes of LDH (A) Differ only in a single amino acid (B) Differ in catalytic activity (C) Exist in 5 forms depending on M and H monomer contents (D) Occur as monomers

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Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactionsD- none of these

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