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February 12, 2012

Cheeseburger Chemistry: Tomatoes

This video, one of our six-part "Cheeseburger Chemistry" series, examines the role of the plant hormone ethylene, or C2H4, in ripening tomatoes (and other fruits); lycopene's connection to tomatoes' red color; and how ethylene gas diffuses.

Credit: NBC Learn and the National Science Foundation

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