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: Does a null mutation in ANGPTL8 associate with either plasma glucose or type 2 diabetes in humans?
Answer: Disruption of ANGPTL8 function in humans does not seem to have a large effect on measures of glucose tolerance.
[EX A]: no

[EX Q]: Question: Does greater body mass independently predict less radiographic progression on X-ray and MRI over 1-2 years?
Answer: Greater BMI is associated with a lower risk of progression on X-ray and MRI over 2years. Subjects with greater BMI also demonstrate less bone oedema at baseline. Greater BMI may indicate a less aggressive RA phenotype and aid in risk stratification.
[EX A]: yes

[EX Q]: Question: Is mild alcohol consumption associated with increased fibrosis in patients with chronic hepatitis C?
Answer: Mild alcohol use does not seem to adversely affect the severity of fibrosis in patients with chronic HCV.
[EX A]:
no