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ineedscihelp ineedscihelp
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3 years ago
Where is the growth-promoting substance that promotes stem elongation and bending toward light primarily produced?


in root tips, travelling to the stem in the xylem


in the centre of the stem region where elongation or bending occurs


in flowers and flower buds


in the shoot tip
Textbook 
Biology: Exploring the Diversity of Life

Biology: Exploring the Diversity of Life


Edition: 4th
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Ed818Ed818
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3 years ago
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This calls for a celebration Person Raising Both Hands in Celebration
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this is exactly what I needed
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