The extraordinary, palm-sized creature has had its DNA modified to display a different coat colour, as well as a thick and wavy fur texture. The hair of the Woolly Mouse grows up to three times ...

But what is this mutant dinosaur, exactly ... because the three biggest dinosaurs contain the key to a drug in their DNA that can bring life-saving benefits to humankind, a dangerous mission ...

Base substitutions are the simplest type of gene-level mutation, and they involve the swapping of one nucleotide for another during DNA replication. For example, during replication, a thymine ...

A mutation is a change in the sequence of an organism's DNA. What causes a mutation? Mutations can be caused by high-energy sources such as radiation or by chemicals in the environment.