Ck 12: Biology: Interdependence of Living Things

Through two investigations, life science learners determine whether or not yeast is alive. They perform tests for metabolism by providing sugar and observing if gas is produced as a byproduct. They incubate some of the sample for at...

And the prize for oldest living thing on Earth goes to . . . In this video from PBS Digital Studios, viewers learn about the oldest living things on Earth, all over 2,000 years old, such as bristlecone pines, baobab, sea grass,...

Covers seven characteristics shared by all living organisms.[Free Registration/Login may be required to access all resource tools.]

[Free Registration/Login may be required to access all resource tools.] How organisms are organized.

[Free Registration/Login may be required to access all resource tools.] Covers how species interact with each other.

This comprehensive study guide covers the main terms and concepts needed for a biology unit.

[Free Registration/Login may be required to access all resource tools.] Describes the characteristics of life.

Describes the characteristics of life. [Free Registration/Login may be required to access all resource tools.]

Review ecology, the study of how living organisms interact with each other and their surrounding environment.

Explore the evidence for the theory of evolution.