Src/as can be as a stem.Logical formLearned from9 sentences. A (stem auger) can be hollow.Logical formLearned from9 sentences. Stems may die.Logical formLearned from9 sentences. A vessel can be with a stem.Logical formLearned from9 sentences. (Stem cells) may be found in fluid.Logical formLearned from9 sentences. Scientists may use (stem cells).Logical formLearned from9 sentences. A stem may end.Logical formLearned from9 sentences. (Stem cells) may be produced.Logical formLearned from9 sentences. A (stem cell research program) may pertain-to a state.Logical formLearned from9 sentences. A mixture can be constituted-of-or-filled-with (stem cells).Logical formLearned from9 sentences. Advocates can be for (stem cell research).Logical formLearned from9 sentences. An underside may pertain-to a stem.Logical formLearned from9 sentences. A dna may pertain-to (stem cells).Logical formLearned from9 sentences. (Cell types) may be made from (stem cells).Logical formLearned from9 sentences. Leaves can be around a stem.Logical formLearned from9 sentences.