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.
According to the article, which is the cause of the generalized use of the mass media of communication colo entertainment
Ellos caminan para su casa
2. LOS niños SIMPATICOS
3. UNA muchacha TRISTE
4. MUCHOS amigos SIMPATICOS
5. UNA casa GRANDE
6. ALGUNA tarea INTERESANTE
7. LOS hermanos JOVENES
8. MUCHAS tareas DIFICILES
hope this helps!
1. Tener miedo
2. Tener cuidado
3. Tener que
4. Tener ganas
5. Tener razón
6. Tener mucha suerte
Hope this helps!!!!
Espero q ayude