A:福尔马林具有防腐性,可用于制备酚醛树脂
B:甘油具有吸水性,可用作抗冻剂
C:乙酸乙酯能水解,可用于制备肥皂
D:淀粉水解能生成葡萄糖,可用于制备乙醇
— Please don't ask me about this. It is none of your business.
— I don't think so. I think everyone has the right to know it.
生物体可遗传的变异都是由基因的改变引起的.(判断对错)