Multiple Choice
The evolutionary origin of microphylls is thought by some biologists to be
A) sterile sporangia developing into small blades of photosynthetic tissue.
B) rhizoids developing into complex networks.
C) specialized xylem branching into flat blades.
D) photosynthetic tissue growing between complex branching patterns.
E) simple strands of vascular tissue.
Correct Answer:
Verified
Correct Answer:
Verified
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