Xylem is composed of all of the following cell types except:
A) tracheids.
B) vessel elements.
C) fibers.
D) parenchyma.
E) sieve tube elements.

Name: Xylem is composed of all of the following cell types except: A) tracheids. B) vessel elements. C) fibers. D) parenchyma. E) sieve tube elements.
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Question

Quizplus · Accepted Answer

Sieve tube elements are part of the phloem, not the xylem. Xylem is composed of tracheids, vessel elements, fibers, and parenchyma cells.

Xylem Is Composed of All of the Following Cell Types