Sex determination in humans occurs through the fusion of gametes. The male gamete can carry either an X or Y chromosome, while the female gamete only carries an X chromosome, thus determining the sex of the offspring.
La determinación del sexo en humanos ocurre a través de la fusión de gametos. El gameto masculino puede tener un cromosoma X o Y, mientras que el gameto femenino solo tiene un cromosoma X, determinando el sexo del descendiente.
| Front | Describe how sex is determined in humans. |
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| Back | Sex determination:
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