CMC Medical CMC-Medical Ludhiana Solved Paper-2014

  • question_answer
    The theory where ratio between number of X chromosomes and number of complete set of autosomes determine sex is

    A)  chromosome theory of sex determination

    B)  genie balance theory of sex determination

    C)  environmental sex determination theory

    D)  hormonal balance theory of sex determination

    Correct Answer: B

    Solution :

                    The theory of, Genie balance given by Calvin Bridges states that sex is determined by ratio between X chromosomes and autosome genomes. Bridges worked with Drosophila. melanogaster on which this theory is basically applicable.


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