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book Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht cover

Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht

النسخة 4الرقم المعياري الدولي: 978-0078024221
book Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht cover

Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht

النسخة 4الرقم المعياري الدولي: 978-0078024221
تمرين 7
During secondary growth, a tree adds more xylem and phloem through the activity of the
A) apical meristems.
B) vascular cambium.
C) pericycle.
D) cork cambium.
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موثّق
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During secondary growth , the girth of t...

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Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht
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