A major mouse study found that some inherited traits are passed down through epigenetic changes that break the classic rules ...

This video explores the principles of evolution by natural selection. The survival and reproduction of individuals best suited to the environment leads to changes in organisms over time. This can be ...

Introduction : how to write history of biology -- The place of biology in the sciences and its conceptual structure -- The changing intellectual milieu of biology Diversity of life. Macrotaxonomy, the ...

A random mutation in a gene can alter its function and bring about a new characteristic that can pass down for many generations, but this may not be the only way that organisms can inherit a trait.

Bivalve mollusks display one of the most intriguing exceptions to strict maternal inheritance of mitochondria in the animal kingdom. In many bivalves, a system known as doubly uniparental inheritance ...