Genetics and Evolution

Is DNA Present in Both Plant and Animal Cells?

Why Is the Sonic Hedgehog Gene Named That?

What Dinosaurs Actually Lived in Tennessee?

Are Green Eyes More Dominant Than Blue?

Why Humans Have Canine Teeth: Function and Evolution

Are There Homologous Chromosomes in Mitosis?

What Did Chickens Look Like 100 Years Ago?

Is Wearing Glasses Genetic? What the Science Says

Why Does a Tiger Have Stripes? The Reasons Explained

What Causes a Chromosomal Duplication to Occur?

Do Other Animals Have Down Syndrome?

Why Are Black Panthers Black? The Science of Melanism

What Can Scientists Learn From Fossils?

Are Human Beings Considered Animals?

How Much Older Are Sharks Than Trees?

Are a Dad’s Genes Stronger Than a Mom’s?

Why Gnats Are Attracted to Light: The Science

Are Alpacas and Llamas Related? A Look at Their Differences

How Far Back Can DNA Be Traced? The Current Limits

What Causes Genetic Variation in a Population?