Genetics and Evolution

What Is Co-dominance? Definition and Examples in Biology

Are Wolves and Bears Related? A Look at Their Family Tree

What Are the Building Blocks of DNA and RNA?

Where to Get Tested for the BRCA Gene?

What is the key difference between the sugars ribose and deoxyribose?

How Do Analogous Structures Support Evolution?

Is a Dog More Closely Related to a Coyote or a Wolf?

What Are Examples of Acquired Traits?

Who Carries the Gene for Twins? Mother or Father?

Why Is High Fitness a Function of an Organism’s Environment?

Why Is It Significant That DNA Strands Are Antiparallel?

Are Octopi Aliens? The Science Behind Their Unique Traits

What Is a Subspecies and Why Does It Matter in Biology?

Why Are Giraffes’ Necks So Long? The Scientific Reasons

How Long Have Crabs Existed? An Evolutionary History

How Are Meiosis and Mitosis Different?

How Were Zebras Made? The Science of Stripes

Are There Native Monkeys in Australia?

Are Corn Snakes Rat Snakes? The Relationship Explained

Do Lizards Come From Eggs? A Look at Lizard Reproduction