Scientists at the University of Toronto studying the hermaphroditic worm Caenorhabditis elegans found that amyloid-like structures—proteins often associated with diseases like Alzheimer’s—can have ...

Comparison of a single-stranded RNA and a double-stranded DNA with their corresponding nucleobases. (Image: Wikimedia Commons, CC SA 3.0) The most common type of base pairing is the Watson-Crick base ...

Later, in 1960, the discovery that an RNA molecule and a DNA molecule could form a hybrid ... and 16S rRNAs. In comparison, eukaryotic cells contain two types of rRNA genes that give rise to ...

Viruses are known to use the genetic machinery of the human cells they invade to make copies of themselves. As part of the ...

For example, researchers know that RNA pol II can bind to a DNA sequence within the promoter of many genes, known as the TATA box, to initiate transcription. Together with other common motifs ...