How Does Auxin Actually Cause Stems to Curve Towards the Light

question 40

Multiple Choice

How does auxin actually cause stems to curve towards the light?

• A)In the presence of blue light,auxin triggers additional photosynthesis and growth.
• B)In the presence of light,auxin increases the turgor pressure of the cell and accelerates growth.
• C)In the presence of light,auxin increases the formation of hydrolytic enzymes that release energy needed for growth purposes.
• D)In the presence of light,auxin moves toward the light source and activates a protein that binds to DNA and starts enzyme production.
• E)In the presence of unidirectional light,auxin moves to the shady side and activates an ATP-driven proton pump that results in weakened cell walls and eventual elongation.

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