Students may study biology.Logical formLearned from13 sentences. An experiment may be studied.Logical formLearned from13 sentences. Outcomes may be studied.Logical formLearned from13 sentences. Researcher may study families.Logical formLearned from13 sentences. A person may study differences.Logical formLearned from13 sentences. A person may study (gene expression).Logical formLearned from13 sentences. Persons may study animals.Logical formLearned from13 sentences. A person may study (animal behavior).Logical formLearned from13 sentences. A person may study theory.Logical formLearned from13 sentences. An administration may study ways.Logical formLearned from13 sentences. A professor may study.Logical formLearned from13 sentences. A product may be studied.Logical formLearned from13 sentences. Youths may study.Logical formLearned from13 sentences. Some youths may study.Logical formLearned from13 sentences. Infants may be studied.Logical formLearned from13 sentences.