Evolution of the Y Chromosome Part 1
This video explains how Y chromosome is evolved. Human X and Y chromosomes are called sex chromosomes, because, among other things they determine sex.
Y chromosome is quite smaller than the X. How did the Y chromosome become so small? This animation depicts the 300-million-year odyssey of the sex chromosomes that began when the proto X and Y were an identical pair.
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Chromosome evolution YChromosome
Added: August 6, 2007, 1:54 pm
Runtime: 53.72 | Views: 14286 |
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