(B) Many $B$-complex vitamins act as precursors to co-enzymes. Co-enzymes are small,non-protein organic molecules that bind to enzymes to facilitate t

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(B) Many $B$-complex vitamins act as precursors to co-enzymes. Co-enzymes are small,non-protein organic molecules that bind to enzymes to facilitate their catalytic activity. For example,$NAD^+$ (derived from Niacin/Vitamin $B_3$) and $FAD$ (derived from Riboflavin/Vitamin $B_2$) are essential co-enzymes in cellular respiration.

Class 11 Biology Biomolecules Co-Factors

Medium

Some $B$ vitamins are known as:

A
Enzymes
B
Co-enzymes
C
Hormones
D
Digestive components

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Class 11 Questions

Class 11

Biology Questions

Chapter

Biomolecules

Subtopic

Co-Factors

Which of the following is $NOT$ true for co-enzymes?

Medium

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Most enzymes consist of two parts; these are

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Match the following columns:
Column-$I$ Column-$II$
$A$. Prosthetic group $1$. $NAD$
$B$. Cofactor $2$. Haem
$C$. Coenzyme $3$. $Zn^{2+}$ ion

Select the correct sequence for $A-B-C$.

Medium

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An organic substance bound to an enzyme and essential for its activity is called

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$A$ : Cofactor of an enzyme may be a prosthetic group.
$R$ : $NAD$ derived from niacin is a co-enzyme.

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Column-$I$	Column-$II$
$A$. Prosthetic group	$1$. $NAD$
$B$. Cofactor	$2$. Haem
$C$. Coenzyme	$3$. $Zn^{2+}$ ion

Some $B$ vitamins are known as:

Similar Questions

Which of the following is $NOT$ true for co-enzymes?

Most enzymes consist of two parts; these are

Match the following columns:Column-$I$Column-$II$$A$. Prosthetic group$1$. $NAD$$B$. Cofactor$2$. Haem$C$. Coenzyme$3$. $Zn^{2+}$ ionSelect the correct sequence for $A-B-C$.

An organic substance bound to an enzyme and essential for its activity is called

$A$ : Cofactor of an enzyme may be a prosthetic group.$R$ : $NAD$ derived from niacin is a co-enzyme.

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Exam Paper Generator

Online Exam Module

Match the following columns:
Column-$I$ Column-$II$
$A$. Prosthetic group $1$. $NAD$
$B$. Cofactor $2$. Haem
$C$. Coenzyme $3$. $Zn^{2+}$ ion

Select the correct sequence for $A-B-C$.

$A$ : Cofactor of an enzyme may be a prosthetic group.
$R$ : $NAD$ derived from niacin is a co-enzyme.