TEK IMAGE / SCIENCE PHOTO LIBRARY TEK IMAGE / SCIENCE PHOTO LIBRARY
Genetic research. Hand holding a vial containing a sample of human DNA (deoxyribonucleic acid). The print-out is the result of an analysis of this DNA. DNA is the hereditary material found in cell nuclei. Nucleic acids control the growth and development of all living things. DNA analysis can help identify genetic disorders, and research can discover ways to cure them.
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