Asked by Pman
Which of the following distinguishes how auxins affect plant stems?
Auxins enable plant stems to search for water.
Auxins enable plant stems to reach for sunlight.
Auxins give plant stems their strength and rigidity.
Auxins give plant stems their green pigmentation.
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Auxins enable plant stems to reach for sunlight.
Explanation: Auxins promote cell elongation on the shaded side of a stem, producing phototropic bending toward light. They do not directly make stems search for water, give structural rigidity, or produce green pigmentation.
Explanation: Auxins promote cell elongation on the shaded side of a stem, producing phototropic bending toward light. They do not directly make stems search for water, give structural rigidity, or produce green pigmentation.
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