Add Yahoo as a preferred source to see more of our stories on Google. Genetic information in the DNA and modifications, such as DNA methylation, define the epigenetic landscape and phenotype and show ...

Forty years ago, a postdoctoral researcher named James McGrath who would go on to spend more than three decades as a clinical geneticist and research scientist at Yale, made a discovery that advanced ...

Scientists use tools like Punnett squares to predict how traits are passed from parents to offspring. Features like freckles and eye color are examples of these traits. Learn how scientists use plant ...

Indian mustard, one of the world’s most important oilseed crops, has long frustrated breeders trying to exploit hybrid vigor ...

The blueprint of who we are begins with the genes passed down from our parents. While these inherited traits give us our eye color and height, they can also contain instructions that increase our risk ...

Today, it is common knowledge in biology textbooks that "genes are made of DNA and are lined up on chromosomes."However, more ...

For more than a century, heredity has been framed through the tidy logic of Mendel’s pea plants: traits pass from parent to offspring by fixed genetic rules. But a new mouse study suggests that ...