Biology Basics Quiz

The unifying themes of biology include the cellular basis of life, heredity and gene transmission, evolution, energy processing, and regulation of internal environments.

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

Biologists use the scientific method to make observations, pose questions, generate hypotheses, perform experiments, and form conclusions about the world around them.

<p>Examples of diverse forms of life on Earth include prokaryotic organisms such as archaea and bacteria, as well as eukaryotic organisms such as protists, fungi, plants, and animals.</p> Signup and view all the answers

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