A horizontal stem modified to penetrate the substrate and anchor a plant is a ____.
A) sporangium
B) rhizome
C) vascular system
D) protonema
E) shoot system
Correct Answer:
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Q12: Which tissue distributes water and dissolved mineral
Q13: Lignified, tube-like structures that branch throughout the
Q14: Fossils of Cooksonia , which date to
Q15: All plants are multicellular, and most are
Q16: Anchoring organs in plants that absorb water
Q18: When plants colonized land, they dramatically changed
Q19: Leaves that are narrow and have a
Q20: Land plants form a _ clade descended
Q21: The filamentous growths of moss gametophytes that
Q22: The gametophyte generation of plants begins _,
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