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: Do fat mass and obesity-associated gene polymorphisms affect metabolic response to hormone therapy in healthy postmenopausal women?
Answer: The presence of fat mass and obesity-associated gene risk variants in healthy early postmenopausal women does not adversely affect their response to hormone therapy.
[A]: no


[Q]: Question: Does human Amnion-Derived Mesenchymal Stem Cell Transplantation ameliorate Liver Fibrosis in Rats?
Answer: Transplantation of hAMSCs provided significant improvement in a rat model of liver fibrosis, possibly through the inhibition of Kupffer cell and hepatic stellate cell activation. hAMSCs may be a potential new treatment for liver fibrosis.
[A]: yes


[Q]: Question: Does mannose-binding lectin deficiency increase the prevalence of Helicobacter pylori seropositivity?
Answer: Mannose-binding lectin deficiency does not increase the risk of H. pylori infection. The finding in one population that greater mannose-binding lectin activity might predispose to infection, suggests that this study should be repeated in other large cohorts of normal subjects.
[A]:
no