Single nucleotide polymorphisms (SNPs) are the most common types of genetic variation among people.
After evolving from horses some two million years ago, zebras earned their stripes. But why? A team of scientists has found part of the answer.
A team of scientists have developed a prototype DNA reader that could make whole genome profiling an everyday practice in medicine.
Long thought to be more limited, research says that small differences in as many as 1000 genes add to autism risk, according to a new study. Here's how.
Insights from epigenomic maps will help determine the role the epigenome plays in learning, memory formation, brain structure and mental illness.
Scientists have developed a tool to help researchers & clinicians identify disease-causing genetic variations in families faster & more precisely than ever.
Deoxyribonucleic acid (DNA) is the chemical compound that contains the instructions needed to develop and direct the activities of nearly all living organisms. DNA molecules are made of two twisting, paired strands, often referred to as a double helix.
The three billion letters of the human genome are written using the four-letter alphabet of DNA. The DNA is divided among 23 pairs of chromosomes that are found in each of the trillions of cells in our bodies.
DNA basics: What it is, what it does, and where it's found