Unformatted text preview: elongation and cell division. Without the brassinosteroid, a kinase inhibits a transcription factor. The brassinosteroid signal reception deactivates the kinase, promoting gene transcription. • Brassinosteroids also promote differentiation of xylem tissue, and perhaps other tissues, too. • Brassinosteroids can affect leaf abscission. • Brassinosteroids promote pollen tube growth. • Brassinosteroids promote seed germination • Absence of brassinosteroids results in dwarf plants....
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This note was uploaded on 01/08/2012 for the course BIO 213 taught by Professor Makina during the Fall '09 term at SUNY Stony Brook.
- Fall '09