Answer the following :
(a) Which hormone is responsible for the changes noticed in females at puberty?
(b) Dwarfism results due to deficiency of which hormone?
(c) Blood sugar level rises due to deficiency of which hormone?
(d) Iodine is necessary for the synthesis of which hormone?

a) The changes that are seen in females during puberty are caused by the oestrogen hormone.
b) Growth hormone deficiencies lead to dwarfism.
c) When the hormone insulin is sufficient, blood sugar levels increase.
d) Iodine is required for the production of the hormone thyroxine.

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