A bike may be equipped with a (dogma carbon stem).Logical formLearned from69 sentences. (Pluripotent stem cells) can be induced.Logical formLearned from68 sentences. A stem can be long.Logical formLearned from66 sentences. A stem can be upright.Logical formLearned from66 sentences. (Stem cells) may have potential.Logical formLearned from66 sentences. A stem can be vertical.Logical formLearned from64 sentences. (Stem cells) can be enough.Logical formLearned from64 sentences. Stems can be rigid.Logical formLearned from64 sentences. (Stem cells) may be took from human embryos.Logical formLearned from64 sentences. Stems can be bare.Logical formLearned from63 sentences. A person may support (stem cell research).Logical formLearned from63 sentences. (Stem cell research) can be controversial.Logical formLearned from63 sentences. (Stem cells) may undergo a derivation.Logical formLearned from63 sentences. Stems can be weak.Logical formLearned from62 sentences. Stems may pertain-to a plant.Logical formLearned from61 sentences.