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.

Q: Question: Is epithelium-dependent bronchodilatory activity preserved in pig bronchioles after normothermic cardiopulmonary bypass?
Answer: Normothermic cardiopulmonary bypass does not result in epithelial dysfunction in pigs. Epithelium-dependent and epithelium-independent bronchodilators may be equally effective before and after cardiopulmonary bypass.

A: yes
****
Q: Question: Is laser in situ keratomileusis surgery safe for military personnel?
Answer: There is a high risk of potential traumatic flap problems after LASIK and it is not recommended in army service.

A: no
****
Q: Question: Does bone morphogenetic protein 7 sensitize O6-methylguanine methyltransferase expressing-glioblastoma stem cells to clinically relevant dose of temozolomide?
Answer: These data support the view that reduced endogenous BMP7 expression/signaling in GSC may contribute to maintained stemness, EMT, and chemoresistant phenotype, suggesting that BMP7 treatment may provide a novel strategy in combination with TMZ for an effective treatment of glioblastoma exhibiting unmethylated MGMT.

A:
yes
****