input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** What does forward scatter in flow cytometry used to assess?   (A) Cell death   (B) Cell size   (C) Cell granules   (D) Cell fluorescence
output: ['(B) Cell size <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Cell death  (B) Cell size  (C) Cell granules  (D) Cell fluorescence <> possible answers', '  What does forward scatter in flow cytometry used to assess? <> context']