article_snippet.sent: The DNA cut – known as a double strand break –
article_snippet.sent: When cellular machinery repairs the DNA break, cellular machinery removes a small snip of DNA.
article_snippet.sent: The DNA cut – known as a double strand break –
article_snippet.sent: When cellular machinery repairs the DNA break, cellular machinery removes a small snip of DNA.
article_snippet.sent: We used a pair of molecular scissors and a molecular sat nav that tells molecular scissors where to cut,' Dr Perry told James Gallagher at the BBC. '