Protista kingdom of life diatoms kingdom protista may be extremely abundant in both freshwater and marine ecosystems it is estimated that 20 to 25 of all organic carbon fixation on the planet is carried out by diatoms steve gschmeissner science photo library getty images. Kingdoms of life protista all living organisms can be broadly divided into two groups prokaryotes and eukaryotes which are distinguished by the relative complexity of their cells in contrast to prokaryotic cells eukaryotic cells are highly organized. Kingdoms of life protista hamilton gina isbn 9780787706197 kostenloser versand fur alle bucher mit versand und verkauf duch amazon. Protista belongs in the eukarya domain and from that is obviously an eukaryotic although most of the cells in this kingdom are unicellular some are multicellular nutrition is received through both heterotroph and autotroph not every cell has a wall but those that do are made of silcia it is said that this kingdom was to have started about 15 billion years ago
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