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[A] : A few molecules of enzymes provide...

[A] : A few molecules of enzymes provide large area to a large number of substrate molecules .
[R] : Size of enzymes is far larger than the substrate molecules .

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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Knowledge Check

  • Which oen of the following has larger number of molecules ?

    A
    `11 g CO_(2)`
    B
    `12 gO_(2)`
    C
    `2 gH_(2)`
    D
    `21 gN_(2)`

  • Assertion (A) In presence of enzyme, substrate molecule can be attacked by the reagent effectively. Reason (R) Active sites of enzymes hold the substrate molecule in a suitable position.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If both assertion and reason are false.

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