This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: general microbiology, Subject name: Microbiology
All of the following organisms are known to survive intracellularly except? 
Select and explain. 
A. Neisseria meningitides, B. Salmonella typhi., C. Streptococcus pyogenes, D. Legionella pneumophila
C: Streptococcus pyogenes
Answer: C: Streptococcus pyogenes 
Explanation: Streptococcus pyogenes are delicate organisms that are easily destroyed by heat and antiseptics. They are arranged in chains, the length of which vary within wide limits and is influenced by the nature of culture medium REF:Textbook of Microbiology, Ananthanarayan, and Paniker. Page no.: 209