Dr. Michael Campbell discusses how humans perceive the test of the chemical PTC.  With Dr. Sarah Tishkoff, he fields questions about the evolution of taste perception, and scientific career choices.

Dr. Michael Campbell discusses how humans perceive the test of the chemical PTC. With Dr. Sarah Tishkoff, he fields questions about the evolution of taste perception, and scientific career choices.

2011 Human Evolution Discussion 1

The Howard Hughes Medical Institute is a philanthropy that supports biomedical research and science education. As part of its mission to strengthen science education, the Institute presents the Holiday Lectures on Science, an annual series that brings the latest developments in a rapidly moving field of research into the classroom.

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2011 Human Evolution Discussion 1

2011 Human Evolution Discussion 1