Why Are Mycorrhizal Fungi Superior to Plants at Acquiring Mineral

question 31

Multiple Choice

Why are mycorrhizal fungi superior to plants at acquiring mineral nutrition from the soil?

• A) Hyphae are 100 to 1,000 times larger than plant roots.
• B) Hyphae have a smaller surface area-to-volume ratio than do the hairs on a plant root.
• C) Mycelia are able to grow in the direction of food.
• D) Fungi secrete extracellular enzymes that can break down large molecules.

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