一、细胞膜系统的结构和功能试题分析1.(知识应用型试题)脂质体是一种人工膜。在水中磷脂分子亲水头部插入水中,疏水尾部伸向空气,搅动后形成双层脂分子的球形脂质体,直径25～1000nm不等。下列关于脂质体用途的叙述中,不正确的是() First, the structure and function of the cell membrane system Analysis of the questions (knowledge-based test) Liposome is a kind of artificial membrane. Phospholipid molecules in the water hydrophilic head into the water, the hydrophobic tail stretch to the air, agitated to form bilayer lipid molecules spherical liposomes, ranging in diameter from 25 to 1000nm. The following statement about the use of liposomes is incorrect ()