Quiz11-ThursdayKEY

Quiz11-ThursdayKEY - Light causes auxin to move to the...

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BIO172 Quiz #11 – Thursday 5 pts. 1. An experiment to investigate the mechanism responsible for the asymmetric distribution of auxin in the tips of young plant shoots is illustrated in the diagram below. The half of the agar block from the side exposed to the light is labeled L and the other half (shaded) is labeled D. What hypothesis was being tested in this experiment?
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Unformatted text preview: Light causes auxin to move to the shady side of the shoot tip. Did the results support the predictions of this hypothesis? Yes. 2.5 pts. 2. Steroid hormones are lipid soluble. Where are the receptors for steroid hormones located in animal cells? Intracellular. 2.5 pts 3. Peptide hormones are not lipid soluble. Where are the receptors for peptide hormones located in animal cells? In the plasma membrane. L D L D...
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This note was uploaded on 12/06/2009 for the course BIO 172 taught by Professor Clark during the Spring '08 term at University of Michigan.

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