As illustrated with OnScreen Gene Transcription in our May 1 column, OnScreen Science now has a few very nice iPad apps to teach students about DNA and RNA. The OnScreen DNA Model app was the original ...
“Genìa Da Vinci,” by Alessandro Vezzosi and Agnese Sabato, is published by Angelo Pontecorboli Editors with the support of the Richard Lounsbery Foundation and under the patronage of the Municipality ...
In human cells, there are about 20,000 genes on a two-meter DNA strand—finely coiled up in a nucleus about 10 micrometers in diameter. By comparison, this corresponds to a 40-kilometer thread packed ...
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