The adaptation that made possible the colonization of dry land environments by seed plants is most likely the result of the evolution of _____.
a) heterospory
b) ovules
c) cones
d) pollen
e) sporophylls
Answer: D
The adaptation that made possible the colonization of dry land environments by seed plants is most likely the result of the evolution of _____.
a) heterospory
b) ovules
c) cones
d) pollen
e) sporophylls
Answer: D