Created by StemPy LabAssertion (A): The cell wall of a bacterium prevents the cell from bursting or collapsing. Reason (R): The cell wall is the innermost of the three layers of the bacterial cell envelope.
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← Two statements about the bacterial cell envelope are given below.
Statement I: Bacteria are grouped as Gram positive or Gram negative from the differences in their cell envelopes and the way they respond to Gram's staining.
Statement II: In some bacteria the glycocalyx is a loose sheath called the capsule, while in others it is thick and tough and is called the slime layer.A student studies the surface of a motile bacterium under the electron microscope and makes four notes. Which note is correct? →
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