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With reference of sex determination in Melandrium album, consider the following statements: 1. The Y chromosome is longer than the X chromosome. 2. The Y chromosome and X chromosome form a heteromorphic bivalent at meiosis. 3. It is the presence of a single Y chromosome rather than any number of X chromosomes or autosomes that gives a male individual. Which of the abovementioned statements is/are correct?

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With reference of sex determination in Melandrium album, consider the following statements: 1. The Y chromosome is longer than the X chromosome. 2. The Y chromosome and X chromosome form a heteromorphic bivalent at meiosis. 3. It is the presence of a single Y chromosome rather than any number of X chromosomes or autosomes that gives a male individual. Which of the abovementioned statements is/are correct?






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