PhysOrg Posted May 3, 2018 Share Posted May 3, 2018 In the zebra finch, an extra chromosome exists in the reproductive, or germline, cells. (Songbirds have 40 chromosomes and 41 with the extra chromosome.) Known as the germline-restricted chromosome, its sequence is largely unknown and none of its genes have been identified, until now. Using sophisticated genome-sequencing techniques, American University researchers have identified the first gene of the GRC. This finding could pave the way for further research into what makes a bird male or female. View the full article Quote Link to comment Share on other sites More sharing options...
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