Most Angiosperms Have Alternate Phyllotaxy

question 50

Multiple Choice

Most angiosperms have alternate phyllotaxy. What allows each leaf to get the maximum exposure to light and reduces shading of lower leaves?

• A) a leaf area index above 8
• B) self-pruning
• C) one leaf only per node
• D) leaf emergence at an angle of 137.5°F from the site of previous leaves
• E) a leaf area index above 8 and leaf emergence at an angle of 137.5°F from the site of previous leaves

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