ZW-ZZ type of sex determination is seen in

Options :
  1. Drosophila
  2. Human Beings
  3. Birds and Butterflies
  4. Melandrium
Answer and Explanation :-

Answer: Option 3

Explanation:

In ZW-ZZ type of sex determination seen in birds and butterflies, Female has ZW type (heterogametic), while male has ZZ type (homogametic)

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