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2008 National DNA Day Online Chatroom Transcript

This is just one question from an archive of the National DNA Day Moderated Chat held in April 2008. The NHGRI Director and many genomics experts from across NHGRI took questions from students, teachers and the general public on topics ranging from basic genomic research, to the genetic basis of disease, to ethical questions about genetic privacy.


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What are chromosomes?
     Shawn Burgess, Ph.D.: Studying developmental processes and their relation to human genetic disease. Chromosomes are the largest pieces of DNA in the organism. Depending on the organism, there can be 1 or >50. They can be linear or circular. Within those large pieces is where all the genes resides. We humans have 24 different chromosomes (1-22, X,Y).
Kannapolis Middle School in NC (8th grade student)


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