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-Sex determination in the unbornbalby |
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Answer» Chromosomalsexisdeterminedat the time of fertilization; a chromosome from the sperm cell, either X or Y, fuses with the X chromosome in the egg cell. ... Over the next five weeks, thefetusbegins producing hormones that cause itssexorgans to grow into either male or female organs. chromosomes determines the sex determination of unborn child |
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