DNA Stories

eDNA: Leave some, Gain many

What exactly is eDNA? Every living thing leaves traces of their genetic make-up in the environment wherever they go. It can be in the form of a strand of hair, a piece of dead skin, nail clippings, fecal droppings, and many more. The “shedding” left within the environment is termed environmental DNA (eDNA). These DNAs […]

The CRISPR-Cas9 Genome Editing System

Every cell in our body contains a copy of our genome. The human genome comprises over 20,000 genes and three billion letters of DNA. Human DNA consists of two strands, twisted into a double helix and held together by a simple pairing rule (A pairs with T, and G pairs with C).  Our genes shape […]