1. Plants have two life stages called

Plants have two distinct multicellular stages in their life cycles, a phenomenon called alternation of generations (in contrast to the haplontic and diplontic life cycles). These two stages are the multicellular, haploid gametophyte and the multicellular diploid sporophyte.

Explanation:

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i would say the prokaryotic cells the prokaryotic cells are less complex, are usually found only in unicellular organisms and have more limited capabilities than eukaryotic cells.

not sure if this what   you'r looking for would be percent composition