BioScience Dictionary

 
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Found Gram-negative 1 time.

Displaying results 1 to 10.

1. Gram-negative
To describe a prokaryotic cell whose cell wall stains pink (negative) in Gram stain . The cell wall of a gram-negative bacterium contains relatively little peptidoglycan but contains an outer membrane composed of lipopolysaccharide (LPS), lipoprotein , and other complex macromolecule s.