Practice question
Question
Mineral ions are unloaded at sink tissues mainly by:
Explanation
Correct option is A, Diffusion or active transport. In MINERAL Transport problems like this, the accurate statement is Diffusion or active transport; the others are common mix-ups. Not these: B) Only diffusion; C) Only mass flow; D) Osmosis. Tissue transport questions usually turn on xylem vs phloem, living vs dead cells, or source vs sink.
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