DNA autoradiogram. Geneticist examining a DNA (deoxyribonucleic acid) auto- radiogram. The autoradiogram shows an analysis of DNA samples. Each band in a lane represents a fragment of DNA taken from a particular sample. DNA is the genetic material that contains the information necessary for the development and functioning of every living organism. The geneticist is wearing a protective laboratory coat, a face mask and gloves. Blood samples are stored in the test tubes at bottom centre.
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