WebJul 26, 2005 · Between 1 and 1.5 billion years ago [1, 2], eukaryotic organisms acquired the ability to convert light into chemical energy through endosymbiosis with a … WebApr 29, 1997 · Although some eukaryotic lineages (e.g., Chromophyta) apparently became photosynthetic secondarily by engulfing an already established eukaryotic alga, plastids of green plants, red algae, and cyanelles of glaucocystophytes are considered primary plastids, descended directly from free-living cyanobacteria ( 3 ).

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WebRobert Whittaker suggested that kingdom Plantae should include all multicellular organisms capable of photosynthesis, including the brown algae, red algae, and green algae (in addition to modem embryophytes, or true plants). Since each of these groups is believed to have evolved from a different single-celled ancestor in kingdom Protista, then WebGreen algae constitute the most heterogeneous group of photoautotrophic protoctists inhabiting the biosphere and show an enormously wide variability of shape, size, and … charity 298405

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WebGreen algae contain the same carotenoids and chlorophyll a and b as land plants, ... Consequently, land plants and closely related green algae are now part of a new … The green algae (singular: green alga) are a group consisting of the Prasinodermophyta and its unnamed sister which contains the Chlorophyta and Charophyta/Streptophyta. The land plants (Embryophytes) have emerged deep in the Charophyte alga as sister of the Zygnematophyceae. Since the … See more Green algae have chloroplasts that contain chlorophyll a and b, giving them a bright green color, as well as the accessory pigments beta carotene (red-orange) and xanthophylls (yellow) in stacked See more Green algae are often classified with their embryophyte descendants in the green plant clade Viridiplantae (or Chlorobionta). Viridiplantae, together with red algae and glaucophyte algae, … See more The green algae, including the characean algae, have served as model experimental organisms to understand the mechanisms of the ionic and water permeability of membranes, See more Photosynthetic eukaryotes originated following a primary endosymbiotic event, where a heterotrophic eukaryotic cell engulfed a photosynthetic cyanobacterium-like prokaryote that … See more Green algae are a group of photosynthetic, eukaryotic organisms that include species with haplobiontic and diplobiontic life cycles. The diplobiontic species, such as Ulva, follow a reproductive cycle called alternation of generations in … See more • Green algae and cyanobacteria in lichens • Green algae (UC Berkeley) • Monterey Bay green algae See more WebA) brown algae B) red algae C) green algae D) dinoflagellates E) golden algae 25) 26) Green algae differ from land plants in that many green algae A) have plastids. B) are heterotrophs. C) have alternation of generations. ... It will be monophyletic. D) It will be a true clade. E) It will be paraphyletic. ... charity 289868