Daniel and Kelly’s Extraordinary UniverseNettie Stevens and the Discovery of Sex Chromosomes
Daniel and Kelly’s Extraordinary Universe
Scientists Daniel and Kelly cannot stop talking about our amazing, wonderful, weird Universe! Each episode is a fun, easy-to-understand, and in-depth …794 clip(s)
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Daniel and Kelly explore the oft-forgotten scientific contributions of Dr. Nettie Stevens, who discovered that chromosomes are responsible for determining an organism's sex.
