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Biology Laboratory Manual, 6/e
Darrell S. Vodopich, Baylor University
Randy Moore, University of Minnesota--Minneapolis


Essay Quiz

Complete the essay questions below and provide your answers as required by your instructor.



1

In the first procedure of the lab, a flower was used to observe transpiration. Why do you think it was necessary to use a white flower?
2

What is the basic driving force that causes the opening and closing of stomata? Exactly how does this affect the stomata?
3

Briefly describe how light, wind, and humidity affect transpiration.