The stained Gram-positive bacteria appear _____ under the microscope.

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asked Jul 5, 2016 222k views

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Cybergen · Answer 1 · 2016-07-10T17:23:47+0000

After crystal violet staining, the Gram-positive bacteria may appear dark blue or violet. The cell wall of gram positive bacteria have thick peptidoglycan layer, thus it retains the crystal violet stain compared to gram negative bacteria.

The stained Gram-positive bacteria appear _____ under the microscope.

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