A stem can be golden.Logical formLearned from15 sentences. Stems may be branched.Logical formLearned from15 sentences. A stem can be yellow.Logical formLearned from15 sentences. A stem can be compressed.Logical formLearned from15 sentences. A herb may grow a stem.Logical formLearned from15 sentences. Use can be in (stem cell research).Logical formLearned from15 sentences. (Stem cells) can be olfactory.Logical formLearned from15 sentences. (Stem cells) can be altered.Logical formLearned from15 sentences. Research may utilize (stem cells).Logical formLearned from15 sentences. (Stem cells) may be created.Logical formLearned from15 sentences. Work can be on embryonic (stem cells).Logical formLearned from15 sentences. Sides may pertain-to a stem.Logical formLearned from15 sentences. (Stem cell research) may use embryos.Logical formLearned from15 sentences. Adult (stem cells) may seem to mind.Logical formLearned from15 sentences. A stem may pertain-to a leaf.Logical formLearned from15 sentences.