Multiple choice

Which of the following groups of organisms are prokaryotic?

  1. Green algae, brown algae and red algae

  2. Yeasts and other fungi

  3. Mycoplasma, bacteria and cynobacteria

  4. Bacteria, yeast and virus
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Prokaryotes are unicellular organisms lacking a membrane-bound nucleus and organelles. Mycoplasma, bacteria, and cyanobacteria are all prokaryotic organisms. Algae and fungi are eukaryotic, having true nuclei and organelles, while viruses are not even cells.

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