Deoxyribonucleic acid (DNA) is a molecule encoding the genetic instructions used in the development and functioning of all known living organisms and many viruses. (Wikipedia)
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Click HERE to learn more through a BBC interactive presentation. :)
REMEMBER!
About 99.9% of our DNA is exactly the same, but the 0.1% of DNA that is different makes us each an individual.
Love to all,
Teacher
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