【判断题】有氧呼吸产生的ATP少,消耗基质多,同时产生的酒精能引起细胞原生质中毒,故无氧呼吸有害无利。
【简答题】关节炎病的发生率随年龄的增高而增多,是一个常见的老年人更容易发生的关节病。通过初步的流行病学调查,我国人群中膝关节的关节炎患病率为9.56%。60岁以上者达78.5%,与西方国家相似,但不如其严重。关节对于我们的身体是非常重要的一个结构.请根据左图回答: (1)图中①是 ,④是 。 (2)图中⑤是 。它的作用是减少运动时①和④接触面的 。 (3)图中③是 . (4)如果因为用力过猛或不慎摔倒,有可...
【单选题】关于患病率和发病率,叙述错误的是()。
A.
通过横断面流行病学调查一般可获得某疾病的发病率
B.
患病率是指某特定时间内、一定人群中某疾病的新、旧病例数所占的比例
C.
可通过比较不同人群的发病率来确定可能的病因,提出假说
【单选题】The private life of having each individual make his or her own choice of beliefs and interest ______ without the overarching public world of the state, which sustains a structure of law appropriate to...
【简答题】A.When he was having dinner. B.When he was at the police station, C.When he was taking a bus back home. D.When he was walking down the street.
【单选题】When does Inter-cultural communication occur?
A.
when a member of one culture produces a message to be understood by a member of another culture.
B.
when people communicate with their friends.
【单选题】All of the boys_____ supper when I got there. [ ]
【单选题】The private life of having each individual make his or her own choice of beliefs and interest ______ without the overarching public world of the state, which sustains a structure of law appropriate to...