Sections 9.21-9.23
Sections 9.21-9.23
Sections 9.21-9.23
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sex determination in humans is XY<br />
X Y<br />
Male<br />
Boy or Girl?<br />
(male)<br />
Sperm<br />
Parents’<br />
diploid<br />
cells<br />
Offspring<br />
(diploid)<br />
(female)<br />
Egg