Tag Archives: nucleotide

Epigenetics and methylation: New DNA bases linked to protein

Adenine, thymine, cytosine and guanine: These are the nucleobases, or just plain bases of DNA that in pairs called nucleotides carry the genetic code of life. There are four of them, right? At least that’s what most everybody learns. Of course, there is another base, uracil, which is found in RNA where it replaces thymine. [...]
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DNA redundancy: Genetic sequence copies are more prevalent and important than thought

Did you know that our DNA has many copies of some gene sequences, and that it is important? Not long ago and perhaps even now, neither did many genetic scientists. It’s been known in a general way that there is a lot of redundancy in the human genome. It’s even been called ‘a repetitive landscape.’ [...]
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Surprises from simulating Titan’s atmosphere

“That can’t be right.” These are terrible or wonderful words for a scientist. It’s that moment when they look at the results of an experiment and see something they truly did not expect, good or bad. It happened to Sarah Hörst, graduate student and lead researcher on a project for the University of Arizona (Tucson, [...]
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Quantum entanglement helps keep DNA together

Once in a while science produces theoretical work that has tantalizing possibilities but also raises a strong skeptical response. This is another way of saying that a theory has a certain amount of plausibility but is without experimental evidence. Such is the case with a theory proposed by Elisabeth Rieper and colleagues at the National [...]
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