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.

[EX Q]: Question: Is the risk of uterine rupture increased with single- compared with double-layer closure : a Swedish cohort study?
Answer: There was no significant difference in the rate of uterine rupture when single-layer closure was compared with double -layer closure of the uterus.
[EX A]: no

[EX Q]: Question: Does oxidative status in the macula densa modulate tubuloglomerular feedback responsiveness in angiotensin II-induced hypertension?
Answer: Under physiological conditions, TGF response is mainly controlled by the NO generated in the macula densa; in Ang II induced hypertension, the TGF response is mainly controlled by the O2- generated by the macula densa.
[EX A]: yes

[EX Q]: Question: Is parathyroid hormone-related protein an autocrine growth factor for normal prostatic epithelial cells?
Answer: PTHrP is not an autocrine growth factor for normal prostatic epithelial cells.
[EX A]:
no