【单选题】.植物细胞发生质壁分离的原因是( )① 外界溶液浓度大于细胞液浓度② 细胞液浓度大于外界溶液浓度③ 细胞壁的伸缩性大于原生质层的伸缩性④ 原生质层的伸缩性大于细胞壁的伸缩性
【判断题】当水温较低时,水温传感器的电阻值大;水温高时,电阻值小。
【单选题】The cave very dark, he lit some candles light.
【单选题】The cave ___ very dark, he lit candles _____ light.
【单选题】The cave being very dark, he made some candles light.
【单选题】口腔颌面部急性化脓性淋巴结炎的临床特点中,错误的是
B.
晚期淋巴结常形成冷脓肿,破溃后排除汤样分泌物
【单选题】The cave ____ very dark, he made some candles ____ light.
【单选题】The cave ______ very dark, he lit some candles ________ light.
【单选题】下列哪组是植物细胞发生质壁分离的原因 ①外界溶液浓度大于细胞液浓度 ②细胞液浓度大于外界溶液浓度 ③细胞壁的伸缩性大于原生质层的伸缩性 ④原生质层的伸缩性大于细胞壁的伸缩性 [ ]