The siphonostele of ferns:
A) is the most primitive type of stele.
B) consists of a solid core of vascular tissues.
C) occurs only in the roots.
D) has a series of discrete strands around a central pith.
E) has leaf gaps.
Correct Answer:
Verified
Q12: What do ALL steles have in common?
A)primary
Q13: Heterospory differs from homospory in that heterospory
Q14: Members of the phylum _ probably evolved
Q15: The Zosterophyllophyta differ from the Rhyniophyta in
Q16: The cork cambium is a(n) _ meristem
Q18: Which of the following is NOT a
Q19: Microphylls differ from megaphylls in that microphylls:
A)occur
Q20: Tracheids differ from vessel elements in that
Q21: In a typical member of Polypodiopsida, the:
A)antheridia
Q22: A eusporangiate fern with a leaf having
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