All of the Following Involves Active Transport Across Membranes Except

question 8

Multiple Choice

All of the following involves active transport across membranes except

• A)the movement of mineral nutrients from the apoplast to the symplast.
• B)the movement of sugar from mesophyll cells into sieve-tube members in maize.
• C)the movement of sugar from one sieve-tube member to the next.
• D)K+ uptake by guard cells during stomatal opening.
• E)the movement of mineral nutrients into cells of the root cortex.

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