Life: The Science of Biology 12e Student Resources is no longer available and it was replaced by Biology and Life Sciences.
Media Clip 19.1: Watching Evolution in Real Time
This video describes how Michigan State University researchers have seen for the first time that the Lambda virus can mutate in a short time (4 mutations in just 12 days) and find new ways to attack host cells.
Textbook Reference: Key Concept 19.1 Evolution Is Both Factual and the Basis of Broader Theory