A part of an expression may be evaluated.Logical formLearned from7 sentences. An expression can be contained.Logical formLearned from7 sentences. A (condition expression) can be an expression.Logical formLearned from7 sentences. Properties may undergo an expression.Logical formLearned from7 sentences. Expressions can be refined.Logical formLearned from7 sentences. An (expression parsing) can be regular.Logical formLearned from7 sentences. Genes may show expression.Logical formLearned from7 sentences. Changes can be in an expression of proteins.Logical formLearned from7 sentences. An expression may be inclosed in parentheses.Logical formLearned from7 sentences. A term can be for an expression.Logical formLearned from7 sentences. A regular expression may be written/wrote within slashes.Logical formLearned from7 sentences. Some expressions can be in parentheses.Logical formLearned from7 sentences. An expression may use fields.Logical formLearned from7 sentences. An (expression description) may be inclosed in slashes.Logical formLearned from7 sentences. (Expression comparisons) can be regular.Logical formLearned from7 sentences.