Enucleated cells are prepared by removing cell nuclei in the presence of the drug, cytochalasin b . 无核细胞是通过药物、细胞松驰素B把细胞核去掉制备的。
A third layer of transverse cellulose strands is indicated as the microscope stage is rotated . 如将显微镜载物台旋转，便能从纤维横断面中看到第三层胞壁。
Transmission electron micrographs confirmed the actual continuity of cytoplasm in these networks . 透视电子显微照片证明了胞质在这些网状结构中的真正连续性。
This vesiculation phenomenon, pinocytosis, certainly occurs in some animal and higher green plants . 这种泡囊化现象即胞饮作用确实发生于某些动物和高等绿色植物细胞。
The nuclei removed by these techniques are not surrounded by a narrow rim of cytoplasm and a plasma membrane . 应用这种技术所去掉的核的周围未被一窄圈胞质和质膜所包绕。
The day after the birth of the five children , an airplane arrived in aberdeen bringing sixty reporters and photographers . 五胞胎降生第二天，六十名记者和摄影师乘同一驾飞机飞抵阿拜丁镇。
Fine strands of cytoplasm, the plasmodesmata, extend through these pores, connecting sieve-tube cells that lie side by side . 细胞质细丝即胞间连丝通过这些侧壁上的穿孔而延伸，以连接并列的筛管细胞。
Potent intracellular bactericidal action may be exerted through the myeloperoxidase-hydrogen peroxide-halide bactericidal system . 强烈的胞内杀菌作用可以通过骨髓过氧化物酶-过氧化氢-卤素杀菌系统发挥威力。
After their birth , she thought she was done having babies 可她又怀上了四胞胎。
