When the Y chromosome appeared on this Planet Earth?

Anonymous2011-11-05T05:34:18Z

Favorite Answer

Here are some of the questions I have asked before; I think you might find them interesting:


http://answers.yahoo.com/question/index;_ylt=Ai4KVAbVl8ko_FnVIEZ1Kavty6IX;_ylv=3?qid=20110921033128AAWpBXJ

http://answers.yahoo.com/question/index;_ylt=ArHtjfiBTwDpv_5wv14YbGzty6IX;_ylv=3?qid=20110912122651AAljN1a

http://answers.yahoo.com/question/index;_ylt=Ak.ROIfIIIH9.hn1ZJzEKLvty6IX;_ylv=3?qid=20111009102136AAF1Tww

http://answers.yahoo.com/question/index;_ylt=AhqoqUkMUKTU6S98Z6b9pRLty6IX;_ylv=3?qid=20110924060851AARLJiQ

http://answers.yahoo.com/question/index;_ylt=AksftrkxX5NtG6QBorgU6kjty6IX;_ylv=3?qid=20111003020839AAEe0dG

http://answers.yahoo.com/question/index;_ylt=As9aYem4vBVdmyO6ySbm0FHty6IX;_ylv=3?qid=20110912110732AALGZR8

http://answers.yahoo.com/question/index;_ylt=AgUq27FlvjOb7b5AlLIAbAzty6IX;_ylv=3?qid=20110929161029AAqR2gN (Note: it's not 3500 BC, but around 1500 BC)

?2011-11-02T16:17:46Z

when males came into being