Pheromones are also called:
$I.$ Ectohormone
$II.$ Sex attractants
$III.$ Semichemicals
The correct option is:

  • A
    $I$ and $III$
  • B
    $I$ and $II$
  • C
    $I, II$ and $III$
  • D
    $II$ and $III$

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