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Cell Wall
a solid layer
surrounding the cell Cell Membrane
a thin and structured bilayer of phospholipid and protein molecules that envelopes the cell Cytoplasm
a homogeneous, generally clear jelly-like material that fills the cell Chromosome
a very long, continuous piece of DNA, which contains genes, regulatory elements and other intervening nucleotide sequences Ribosome
an organelle composed of rRNA and ribosomal proteins Plasmid
circular double-stranded DNA molecules Flagella
a whip-like organelle that bacteria use to move about