Reference Entry

companion cells

Michael Allaby

in A Dictionary of Plant Sciences

Third edition

Published in print January 2012 | ISBN: 9780199600571
Published online April 2013 | e-ISBN: 9780191759147
companion cells

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Modified parenchyma, linked to sieve cells by plasmodesmata. Unlike sieve cells, companion cells are nucleated and have many mitochondria. Companion cells may regulate ...

Reference Entry.  26 words. 

Subjects: Plant Sciences and Forestry

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