Genetics and Evolution

How to Get Tested for Sickle Cell Trait

How Much DNA Do Second Cousins Share?

What Is an Insertion Mutation? Causes and Effects

Where Do You Get Your Hair Genetics From?

Does Adenine Always Pair with Thymine?

What Animals Do Asexual Reproduction and Why?

Can Boy and Girl Twins Be Identical?

Why Do Turkeys Have Snoods and What Is Their Purpose?

What Is the Rarest Fossil and What Makes Them So Rare?

What Dinosaurs Really Looked Like, According to Science

How Much Does Genetic Testing Cost During Pregnancy?

DNA Strands Are Antiparallel. What Does That Mean?

Are There Anteaters in Africa? And What Lives There Instead

Are Seedless Watermelons Natural or Genetically Modified?

What Is Divergent Evolution? A Simple Definition

What Are Recessive Alleles and How Do They Work?

What Is Inherited Behavior? Instincts, Reflexes, and Genes

What Is Random Fertilization and Why Does It Matter?

What Happens During the Third Step of DNA Replication?

When and Where Did Green Eyes First Evolve?