This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
False about Bacterial capsule is: 
Select and explain. 
A. Prevents Phagocytosis, B. Stains by gram stain, C. Protects bacteria from lytic enzymes, D. Lost by repeated subcultures
B: Stains by gram stain
Answer: B: Stains by gram stain 
Explanation: Slime has little affinity for basic dyes and is not visible in Gram stained smears. Special capsule staining
techniques are available, usually employing copper salts as mordants.