(Tumor suppressor genes) may undergo an expression.Logical formLearned from12 sentences. An expression can be varying.Logical formLearned from12 sentences. Expressions can be expressions.Logical formLearned from12 sentences. Data can be on (gene expression).Logical formLearned from12 sentences. (Gene expression) may undergo an up-regulation.Logical formLearned from12 sentences. A force may pertain-to an expression.Logical formLearned from12 sentences. Value may undergo an expression.Logical formLearned from12 sentences. An expression may be simplified.Logical formLearned from12 sentences. Expressions can be recursive.Logical formLearned from12 sentences. A balance can be between freedom of expression.Logical formLearned from12 sentences. Knowledge may undergo an expression.Logical formLearned from12 sentences. Expressions can be dynamic.Logical formLearned from12 sentences. Authority may undergo an expression.Logical formLearned from12 sentences. An expression may turn into a smile.Logical formLearned from12 sentences. Facial expressions can be interesting.Logical formLearned from12 sentences.