Planet earth is full of life, but how did life begin? All living things are made up of the same chemical elements, and yet are so diverse. In this program, learn about the principal characteristics of living organisms and their evolution through time, DNA, the beginning of Earth's formation 4.5 billion years ago, and the theories of Oparin and Miller.

Originally released by Cerebellum Corporation, 2013. Streaming video file encoded with permission for digital streaming by Infobase on July 10, 2018.

Study of Life (1:43); --What is Life? (2:34); -- How Life Began (3:56); -- The First Organisms (1:58); -- Summary (2:04); -- Credits: How Did Life Begin? (0:47);.