Subject: Biology
Credit units: 3
Offered: Either Term 1 or Term 2
Weekly hours: 3 Lecture hours and 3 Practicum/Lab hours
College: Arts and Science
Department: Biology


An introduction to light interactions with biological systems. The class will examine the evolution of biological pigments and photoreceptor systems. Emphasis will be placed on how plants and animals detect changes in their environment based on light cues and how they respond at the physiological level. Examples of topics which will be explored are the evolution of vision, photosynthetic energy production, circadian rhythms, phototoxicity and bioluminescence.

Prerequisite(s): BIOL 120; and 15 credit units of senior BIOL or permission of the instructor.
Note: Students with credit for BIOL 498: Photobiology may not take BIOL 440 for credit.

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