Biology Basics Quiz

Biology is the scientific study of life.

Unifying themes in biology include the cellular basis of life, heredity, evolution, energy processing, and regulation of internal environments.

Biologists can study life at multiple levels of organization, from molecular biology of cells to the anatomy and physiology of plants and animals, and evolution of populations.

<p>Biologists use the scientific method to make observations, pose questions, generate hypotheses, perform experiments, and form conclusions about the world around them.</p> Signup and view all the answers

<p>Life on Earth emerged more than 3.7 billion years ago.</p> Signup and view all the answers