Human biology is the study of all aspects of the human organism including evolution, genetics, ecology, anatomy and physiology, development, anthropology, and nutrition, among others. A deep ...

What do a human, a rose, and a bacterium have ... during the process of reproduction. Although each organism's DNA is unique, all DNA is composed of the same nitrogen-based molecules.

Water is also vital for healthy growth and development. All cell reactions happen in solution, and water is used to transport dissolved nutrients and waste products around the body in the blood.

Pando’s extensive underground root system holds a diverse and delicate ecosystem in place, all ... [+] “within” one organism ... roamed the earth and human civilizations were in their ...

They are an assistant science editor at The Scientist. View Full Profile. Learn about our Editorial Policies. These organisms are also successful models because of their versatility. “The best model ...