Biology, asked by sanketpatil27173, 5 days ago

30s
Total Ques2 m
Question 1: Air gaps are observed in
the stem of
Selaginella
an

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Answered by jolenedsouza2007

0

Answer: The stems are generally dichotomously branching, with erect, cespitose, prostrate/repand, ... A. Longitudinal section of Selaginella strobilus showing sporophyll and ligule. ... Air chambers occur in roots and leaves. ... clearly demonstrates that this is a “soft” long-branch, reflecting major phenotypic gaps in the modern flora.

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