Instructional Video
Howard Hughes Medical Institute

Hhmi: Biointeractive: Sex Determination: Meiosis

9th - 10th
See how an X or Y chromosome carried by a sperm cell, determines the sex of the offspring in this video. [5:52]
Instructional Video
Howard Hughes Medical Institute

Hhmi: Biointeractive: Sex Determination: The Y Chromosome

9th - 10th
In this animation, discover the palindromic gene sequences of the human Y chromosome. [2:45]