$A$: Cytokinins are anti-ageing hormones.
$R$: They cause changes in osmotic potential by increasing the volume of mature cells.

  • A
    Assertion and Reason both are correct and Reason is the correct explanation of Assertion.
  • B
    Assertion and Reason both are correct but Reason is not the correct explanation of Assertion.
  • C
    Assertion is correct,but Reason is incorrect.
  • D
    Both Assertion and Reason are incorrect.

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Similar Questions

Study the following statements:
$I.$ Cytokinins are formed primarily in roots.
$II.$ Auxin and cytokinin are antagonistic in apical dominance.
$III.$ Kinetin (a modified $DNA$ purine) was discovered from herring sperm.
$IV.$ Zeatin is auxin.
$V.$ Zeatin was firstly extracted from herring.
Choose the incorrect one.

The cut flowers and vegetables can be kept fresh for a long period by this plant hormone:

An excised leaf does not turn yellow if it is induced to root. This is attributed to the synthesis of which hormone in the root,or which hormone retards leaf aging?

$A$ hormone delaying senescence is

Which of the following induces cell division in a cell?

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