Genetics and Evolution

Where Was the First Dinosaur Skeleton Found in North America?

The Dinosaur That Can Fly: A Look at Pterosaurs & Birds

Can a Mouse Turn Into a Rat? The Biological Facts

Do Sharks Lay Eggs? From Egg-Layers to Live Birth

What Is a Gene Locus on a Chromosome?

Are Black Panthers Just Jaguars or a Different Species?

Are Bats Considered Birds? Why They’re Mammals

Why Do Okazaki Fragments Form During DNA Replication?

When Was the First Fish? The Dawn of Vertebrates

What Genus Do Lions Belong To? The Panthera Lineage

What Is a Diploid Number and Why Is It Important?

Are Humans More Closely Related to Cats or Dogs?

Why Are Calico Cats Almost Always Female?

Are Wolves and Foxes Related? The Surprising Answer

What Do the Letters Inside a Punnett Square Stand For?

How Many Chromosomes Are in Telophase?

Is a Cleft Chin a Dominant Genetic Trait?

How to Read Sibling DNA Test Results

When Did Wolves First Appear? A Timeline of Their Evolution

What Are the 5 Ways Species Become Isolated and Form New Species?