主页
学科
搜索
账户
常见问题
当前学科:创业基础
题目:
问答题
如何评价创业机会?
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
根据下列短文,回答题。 Despite the fact that today viruses(病毒)are known to cause cancer in animals and incertain plants,there exists a great reluctance to accept viruses as being of importance in humancancer.Basic biological phenomena generally do not differ strikingly as one goes from one spe—cies to another.It should be recognized that cancer is a biological problem and not a problemthat is unique for man.Cancer originates when a normal cell suddenly becomes a cancer cellwhich multiplies widely and without apparent restraint.Cancer may originate in many differentkinds of cell,but the cancer cell usually continues to carry certain traits(特性)of the cell of origin.The transformation of a normal cell into a cancer cell may have more than one kind of cause.but there is good reason to consider the relationships that exist between viruses and cancer. Since there is no evidence that human cancer,as generally experienced,is infections,manypersons believe that because viruses are infections agents they cannot possibly be of importancein human cancer.However,viruses can mutate(突变)and examples are known in which a vi.rus that never kills its host can mutate to form a new strain of virus that always kills its host.Itdoes not seem unreasonable to assume that an innocuous(无害的)latent(潜伏的)virus mightmutate to form a strain that causes cancer.Certainly the experimental evidence now available isconsistent with the idea that viruses as we know them today,could be the causative(引起……的)agents of most,if not all cancer。including cancer in mall.Cancer should be considered to be a biological problem rather than a medical one because_________.
立井基岩蘸工中,不需要临时支护的作业方式有()。
频响特性最好的示功装置是()。
根据《2000年国际贸易术语解释通则》,在( )术语中,由卖方办理出口结关手续。
设置变频器的电动机参数时,要与电动机铭牌数据()。
关于法律规避的效力,绝大多数国家的立法都明确()
设置在有爆炸危险场所内的气体灭火系统管网,应设()。
软件设计包括软件的结构设计、数据设计、接口设计和过程设计,其中结构设计是指()
面对着网络营销过程中存在的如销售渠道覆盖能力有限,品牌价值低等问题,小米改善经营策略,如在网上完成售前,官网不能作为唯一渠道,且变成商城,后期开设实体店,以及把握质量关,认真做好售后服务等一系列措施来解决问题。()A.正确B.错误
某例面部吸脂术,在抽吸颧弓下方脂肪时发生出血,其原因为()。