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Question

What is metamorphosis in frogs and which hormone is responsible for it? [2 marks]

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Solution

  • Transformation of a larva (tadpole) into an adult frog through a series of continuous changes is called metamorphosis. (1 mark)
  • Thyroxine is a hormone secreted by the thyroid gland that helps in metamorphosis of frogs. (1 mark)

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