Specialized cells and organs are necessary in multicellular organisms becasue in these organisms

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

Explain how the political influence of african americans leaders became weaker.

Number and variety of living organisms includes genetic, species, and ecological types