How does a gram stain differentiate between bacteria? It differentiates between bacteria based on the structure of their cell walls. Why do bacteria respond differently to a Gram stain? - It responds differently because of the thickness of peptidoglycan in the cell walls - Stains fix differently based on cell wall structure
(chÃ¤rm) n. 1. a. The power or quality of pleasing or delighting; appeal: an old house with a lot of charm. b. A quality that pleases or attracts; a delightful characteristic: A mischievous grin was among the child's many charms.
[countable] something that people believe brings them luck a good-luck charm. Synonyms and related words. Magical objects and potions and lucky charms:amulet, arcana, broomstick... Explore Thesaurus. a. a small object worn on a piece of jewellery a gold charm. a charm bracelet.