Word: dna
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Dates: during 2000-2009
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...cell operates a number of checkpoints to make sure it is in good shape before it copies its DNA. Once it does so it has set in motion the process of dividing in two and cannot turn back...
...these checkpoints that usually ensure that cells with damaged DNA don't divide. But cancerous cells try to skip over the safeguards and divide faster and more often than they should...
Changes in DNA that would lead to cancer if unchecked are common in the body, but when cells notice that their DNA is damaged, they will tidily commit suicide in the best interest of the organism...
...issues on which the American people do not have the time to wait for congressional action. The Innocence Protection Act, which has scores of co-sponsors from both sides of the aisle, has been stuck in committee since its introduction. The bill would ensure the testing and preservation of DNA evidence and the provision of competent counsel in death-penalty cases. More than 85 individuals on Death Row have already been exonerated, a number of whom would have been executed had it not been for the availability of DNA evidence. Yet every day, more biological samples are destroyed that could...
...They shouldn't be shooting," he said. "We all have the same DNA...