Q: Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Question: Do endodontic and salivary isolates of Enterococcus faecalis integrate into biofilm from human salivary bacteria cultivated in vitro?
Answer: These results led to the suggestion that E. faecalis could persist in the biofilm of the human oral cavity. Because of the ubiquitous presence of E. faecalis, root canal infections may arise from different sources.
A:
yes