WebMay 21, 2024 · Growth Characteristics of various bacteria in thioglycollate broth. A. Gram-negative, facultatively anaerobic bacilli (i.e., those that can grow in the presence or absence of oxygen) generally produce diffuse, even growth throughout the broth. B. Gram-positive cocci frequently grow as discrete “puffballs”. C. Strict aerobic bacteria (i.e., require … WebThe Gram stain makes all cells appear purple Gram staining differentiates bacteria based on the plasma membrane composition The Gram stain makes all cells appear red All bacteria are either Gram-positive or Gram-negative Some bacteria do not have a cell wall; therefore they cannot be reliably Gram stained Gram-positive bacteria appear Purple Red
Gram Stain: What It Is, Purpose, Procedure & Results - Cleveland …
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MacConkey Medium Article
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