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WAEC Agricultural Science 2016 Question 34

Question 34

Animal Reproduction

Oestrogen in female animals is not responsible for

  1. A.development of secondary sexual characteristics.
  2. B.onset of heat period.
  3. C.milk let-down after parturition.
  4. D.development of udder.
Show the answer and explanation

Answer: C (milk let-down after parturition.)

Explanation

Milk let-down is caused by oxytocin, not oestrogen.