Practice question
Question
Upon BR binding, BRI1 heterodimerizes with:
Explanation
Correct option is B, BAK1. In Brassinosteriod problems like this, the accurate statement is BAK1; the others are common mix-ups. Not these: A) BIN2; C) BSU1; D) PP2A. Tissue transport questions usually turn on xylem vs phloem, living vs dead cells, or source vs sink.
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