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Co-enzyme is...

Co-enzyme is

A

Always a protein

B

Often a vitamin

C

Always an inorganic compound

D

Often a metal

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The correct Answer is:
B
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Assertion : Co-enzymes serves as co-factors in a number of differen enzymes catalysed reaction. Reason : Association of co-enzyme with the apoenzyme is only transient, usually occurring during the course of catalysis.

Co-enzyme nicotinamide adenine dinucleotide (NAD) contains vitamin

Co-enzymes are components of an enzyme complex which are necessary for its function. Which of these is a known co-enzyme ?

Co-enzyme can function in association with an apoenzyme.

Co-enzymes are organic compounds but their association with the apoenzyme is only transient.

The co-factor of enzyme is

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Assertion : Coenzyme nicotinamide adenine dinucleotide (NAD) and NADP contain a vitamin. Reason : The association of co-enzyme with apoenzyme is enduring .

Co-enzymes I. are needed for the function of particular enzymes. II. Are inorganic molcules III. Are organic molecules IV. FAD and FMN contain niacin, while NAD and NADP contain riboflavin.

(A) Metal ions are co-factor which form coordination bonds with side chains at the active site and at the same time form one or more coordination bonds with the substrate. (B) Co-enzymes are organic compounds and their association with the apoenzyme is permanent.

ERRORLESS -BIOMOLECULES-Biomolecules
  1. The permeases are

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  2. Which one of the following is not true for enzymes

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  3. Co-enzyme is

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  4. Which of the following enzyme can form RNA fron DNA

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  5. Inhibitory effect of melonic acid on succinic dehydrogenase enzyme is

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  6. Lactose operon is considered to be glucose sensitive due to

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  7. FAD or FMN is a coenzyme. Which vitamin is incorporated into its struc...

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  8. Which of the following enzyme has/have haem as a prosthetic group (i...

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  9. Which of the following is not co-enzyme

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  10. Enzymes capable of changing their form are called

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  11. Enzymes as they exist inside the cell are

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  12. Select the type of enzyme involved in the following reaction S-G+S'r...

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  13. Template theory of enzyme action is supported by

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  14. Decline in the activity of the enzyme hexokinase by glucose 6 - phosph...

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  15. During glycolysis enzyme hexokinase chages glucose to glucose-6- phosp...

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  16. Which of the following describes the given grapgh correctly

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  17. Enzymes that catalyse inter-conversion of optical, geometrical or posi...

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  18. Systematic approach of naming enzymes has been recommended by the Comm...

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  19. Basically how many types of enzymes have been recognised by Internatio...

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  20. In the modern system of nomenclature which one of the following enzyme...

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