In 1985, a giant bacterium, Epulopiscium fishelsoni, was discovered.
Which cell structure(s) would be present in Epulopiscium enabling biologists to classify this organism as prokaryotic?
1 )
a cellulose cell wall outside the plasma membrane
2 )
a pair of centrioles close to the nuclear area
circular DNA lying free in the cytoplasm
4 )
smooth endoplasmic reticulum throughout the cytoplasm
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