The chemical messengers produced in ductless glands are:

  • A
    Vitamins
  • B
    Lipids
  • C
    Antibiotics
  • D
    Hormones

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Who is known as the father of endocrinology?

Which of the following does not secrete any hormones?

Endocrine glands produce,or the action of endocrine glands is mediated through:

Match the hormones in Column $I$ with their associated glands/sources in Column $II$:
Column $I$ (Hormone) Column $II$ (Associated Gland/Source)
$(a)$ $T_{4}$ $(i)$ Hypothalamus
$(b)$ $PTH$ $(ii)$ Thyroid
$(c)$ $GnRH$ $(iii)$ Pituitary
$(d)$ $LH$ $(iv)$ Parathyroid

The metamorphosis of insects is controlled by the hormone $..........$.

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