检测方法:气体传感器阵列。研究人员研制出一种设备,它能分析管组织标本中的挥发性化学物质,以此确定样品是否具有癌变性。
Detection: Gas sensor array. Researchers have developed a device that can analyze the volatile chemicals emanating from a tissue specimen tube to determine whether the sample is cancerous.
初生合点吸器沿着胚珠的维管组织分支。
The primary chalazal haustorium ramifies around the vascular tissues of the ovule.
次生生长后产生周皮、皮孔和次生维管组织。
Periderm, lenticelle and secondary vascular tissue in the gynophore are produced due to its secondary growth.
应用推荐