STHS AP Biology
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Monday, June 27, 2011
Stem-Woody
This is a
woody-stem
because the outer layer is cortex which is covered with corkey bark. Underneath the phloem and the green cambium layer; inside is the active xylem layer and previous annual rings of xylem.
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This is a woody-stem because the outer layer is cortex which is covered with corkey bark. Underneath the phloem and the green cambium layer; inside is the active xylem layer and previous annual rings of xylem.
No comments:
Post a Comment