72. Which of the following statements about the evolution of seed plants is true?
(A) Seed plants evolved from ferns.
(B) Seed plants first appeared in the Devonian period.
(C) Seeds
allowed plants to reproduce without water.
(D) Gymnosperms produce flowers and fruits.
(E)
Angiosperms first appeared in the Carboniferous period.
詳解 (共 2 筆)
未解鎖
(A) 種子植物演化自蕨類。蕨類和種子植...
未解鎖
(A)seed plants和ferns...
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