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  5. Principle Of Inheritance And Variation

12th Class Biology Principle Of Inheritance And Variation Question Bank MCQs - Principles of Inheritance and Variation

  • question_answer
    Which of the following is incorrect regarding ZW-ZZ type of sex- determination?

    A) It occurs in birds and some reptiles

    B) Females are homogametic and males are heterogametic

    C) 1:1 sex ratio is produced in the offspring

    D) All of the above

    Correct Answer: B

    Solution :

    [b] Statement in option [b] is incorrect and can be corrected as In ZW-ZZ type of sex-determination, males are homogametic and females aie heterogametic.


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