2010 National DNA Day Online Chatroom Transcript

This is just one question from an archive of the National DNA Day Moderated Chat held in April 2010. 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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Why do we look similair to our parents?      Sandy Woo, M.S.: I provide genetic counseling (risk assessment, education, facilitating decisions) to families and individuals with or who are at risk for birth defects and genetic conditions. Your parents both contribute half of their genetic information to you (contained within the egg and sperm). Since you share 50% of each of your parents' genes, you will naturally share some of their features. Arabia Mountain Middle School in GA (9th grade student)

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