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: Are progesterone receptor gene polymorphisms associated with preterm birth in a Hispanic population?
Answer: The present study suggests that polymorphisms in the progesterone receptor gene are unlikely to be associated with an increased risk of preterm birth in a Hispanic population.
no