这些囊胚细胞, 称卵裂球, 每个细胞都有一套二倍体染色体组.The cells of the blastula , called blastomeres, also each receive a full diploid set of chromosomes.桑椹胚形成于''.'囊'.''胚之前且处于胚胎''.'期'. '�...
Price, a specialist gastroenterology , says the high fibre intake could exacerbate IBS.肠胃病学专家帕拉斯指出,高纤维纳入可能导致机能性肠障碍疾病恶化.Gastroenterology: Medical specialty dealing with digestion and the digestive system.消化学: 研究消化系统及其疾病的医...