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Teaching Development Child Growth and Development Concepts, Principles and Influences Question Bank Past Year Questions Paper-1

  • question_answer
    In a normal zygote, the number of chromosomes in pair is [UPTET-2017-I]

    A) 22                                

    B) 23

    C) 24                                

    D) none of the above

    Correct Answer: B

    Solution :

    In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46. Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females.


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