Genetics

Researchers report the function of reverse-twisting DNA

Normally, the two strands of the DNA double helix wind around each other in a right-handed spiral. However, there is another conformation called Z-DNA in which the strands twist to the left. The function of Z-DNA has remained ...

Genetics

New genotype tests reveal most Brits have Neanderthal DNA

A leading testing expert says DNA genotype testing is revealing how most of us have a little Neanderthal in our blood, and how our unique DNA sequence can reveal our origins and track our ancestors' migration over 50,000 ...

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