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Assertion (A) Receptors are crucial to b...

Assertion (A) Receptors are crucial to body's sulphonamide group.
Reason (R) Receptors are proteins.

A

Assertion and reason both are correct statements but reason does not explain assertion.

B

Assertion and reason both are correct and reason explains the assertion.

C

Both assertion and reason are wrong statements.

D

Assertion is correct statement reason is wrong statement.

Text Solution

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The correct Answer is:
A
Assertion and reason both are correct statement but reason does not explain assertion. Correct Explanation Neurotransmitters are small molecules which bind to the receptor for a very short time to transfer message to it and depart quickly unchanged after tranferring the massage. The receptor then forwards the message inside the cell.
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NCERT EXEMPLAR-CHEMISTRY IN EVERYDAY LIFE-Chemistry In Everyday Life
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  2. Match the classes of drugs given in Column I with their action given i...

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  3. Assertion (A) Penicillin (G) is an antihistamine. Reason (R) Penicil...

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  4. Assertion (A) Sulpha drug contain sulphonamide group. Reason (R) Sa...

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  5. Assertion (A) Receptors are crucial to body's sulphonamide group. Re...

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  6. Assertion (A) Enzymes have active sites that hold substrte molecule fo...

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  7. Assertion (A) Chemical messengers are chemicals that enable communicat...

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  8. Assertion (A) Transparent soaps are made by dissolving soaps in ethano...

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  9. Assertion (A) Sodium chloride is added to precipitate soap after sapo...

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  10. Assertion (A) Competitive inhibitors compete with natural substrate fo...

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  11. Assertion (A) Non-competative inhibitor inhibits the catalytic activi...

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  12. Assertion (A) Chemical messenger gives message to the cell without en...

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  13. Assertion (A) Receptor protein show sectivity for one chemical messeng...

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  14. Assertion (A) All chemicals added to food items are called food preser...

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  15. Assertion (A) Preservative are added to food items. Reason (R) Prese...

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  16. Assertion (A) Artificial sweeteners are added to the food to control ...

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  17. In what respect do prontosil and salvarsan resemble. Is there may rese...

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  18. How do enzymes catalyse a chemical reactio in the living system ? Ex...

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  19. Sythetic detergrents have advantage over usual soaps as far as cleansi...

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  20. What are enzymes inhibitors ? Classify them on the basis of their mod...

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