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Which of the following characteristics do not occur in prokaryotic cells? A. cellular organization B. thylakoid membranes within chloroplasts C. oxygenic photosynthesis D. anaerobic respiration E. several circular chromosomes
explanation: Prokaryotes are unicellular organisms that lack organelles or other internal membrane-bound structures. Therefore, they do not have a nucleus, but, instead, generally have a single chromosome: a piece of circular, double-stranded DNA located in an area of the cell called the nucleoid.
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