If a Mutation Occurred and Casparian Strips Were Not Produced

question 49

Multiple Choice

If a mutation occurred and Casparian strips were not produced in root endodermal cells, what would happen to the plant?

• A)Water movement depends on transpiration; the plant would keep photosynthesizing and growing.
• B)The plant would not be able to regulate uptake of water and ions into the rest of the plant and the plant would not grow.
• C)Water and ions would have to move via an alternative pathway.
• D)Entry of water and ions would occur via root hairs and the plant would continue to grow.

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