A stem can be strong.Logical formLearned from52 sentences. New lines can be constituted-of-or-filled-with (stem cells).Logical formLearned from52 sentences. A supply can be constituted-of-or-filled-with (stem cells).Logical formLearned from51 sentences. Stems can be reddish.Logical formLearned from51 sentences. A stem can be stout.Logical formLearned from50 sentences. Stems can be naked.Logical formLearned from50 sentences. A (stem blight) can be gummy.Logical formLearned from50 sentences. (Stem cells) may undergo a transplantation.Logical formLearned from49 sentences. A stem may pertain-to a glass.Logical formLearned from49 sentences. Stems can be white.Logical formLearned from48 sentences. Stems can be broken.Logical formLearned from48 sentences. Stems can be stiff.Logical formLearned from48 sentences. (Stem cells) can be autologous.Logical formLearned from48 sentences. Research may use (stem cells) from human embryos.Logical formLearned from48 sentences. Research may involve (stem cells).Logical formLearned from48 sentences.