Answer:¿Cómo responderías a las últimas dos preguntas?
Explanation:
Answer:
Origin of Heterospory:
The fossil evidence indicates that some sporangia of the plant contained both small and large spores, though the size differences are not so pronounced. So a single sporangium contained both microspores and megaspores. At a later period, the microsporangia and megasporangia might have been differentiated.
Answer:
1. = c, 2 = d, 3 = b, 4 = a
