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.

Some Juneau friends planted holly bushes in their front yard a few years ago. Those bushes grew well, producing dark green leaves with smooth edges. However, during a few winters of heavy snow, deer ...

To help students understand the program's basic science concepts, review the following terms with them: gene, gene pool, selective pressure, mutation, species, genetic isolation, inherited trait, and ...

This is a preview. Log in through your library . Abstract The Central Dogma of molecular biology, which holds that DNA makes protein and not the other way around, is as influential as it is ...

For years, genes have been considered the one and only way biological traits could be passed down through generations of organisms. Not anymore. Increasingly, biologists are finding that non-genetic ...