![The common chimp (Pan troglodytes) and human Y chromosomes are “horrendously different from each other”, says David Page of the Whitehead Institute for Biomedical Research in Cambridge, Massachusetts, who led the work. “It looks like there’s been a dramatic renovation or reinvention of the Y chromosome in the chimpanzee and human lineages.” [..] “The Y is full of surprises,” Page says. “When we sequenced the chimp genome people thought we’d understand why we have language and write poetry. But one of the most dramatic differences turns out to be sperm production.”
The fickle Y chromosome - Nature, 14 January 2010 - page 149](http://26.media.tumblr.com/tumblr_kyeajnuDlD1qzizlko1_500.jpg)
The common chimp (Pan troglodytes) and human Y chromosomes are “horrendously different from each other”, says David Page of the Whitehead Institute for Biomedical Research in Cambridge, Massachusetts, who led the work. “It looks like there’s been a dramatic renovation or reinvention of the Y chromosome in the chimpanzee and human lineages.” [..] “The Y is full of surprises,” Page says. “When we sequenced the chimp genome people thought we’d understand why we have language and write poetry. But one of the most dramatic differences turns out to be sperm production.”
The fickle Y chromosome - Nature, 14 January 2010 - page 149
![” «Natura non facit saltum» [..] La natura è prodiga nelle varietà, ma avara nelle innovazioni. “
cap. 6 Difficoltà della teoria - L’origine della specie C. Darwin](http://29.media.tumblr.com/tumblr_ktobhbrcXk1qzizlko1_500.jpg)
