Multiple choice

The logic behind the general prediction that half of the human babies born will be boys and half will be girls

  1. as a consequence of segregation of the X and Y chromosomes during male meiosis

  2. as a consequence of the segregation of the X chromosomes during female meiosis

  3. as the human eggs contain only X chromosomes

  4. approximately, half of human eggs produce females
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A Correct answer
Explanation

It is the true statement because in humans the sex is determined by the sex chromosome in the sperm that fertilizes the female egg. Half of the sperm have a X-chromosome and half have a Y-chromosome.

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