首页
登录
职称英语
The vegetative forms of most bacteria axe killed by drying in air, although t
The vegetative forms of most bacteria axe killed by drying in air, although t
游客
2025-05-10
38
管理
问题
The vegetative forms of most bacteria axe killed by drying in air, although the different species exhibit pronounced differences in their resistance. The tubercle bacillus is one of the more resistant, and vibrio cholcra is one of the more sensitive to drying In general, the encapsulated organisms are more resistant than the non-encapsulated forms. Spores are quite resistant to drying; the spores of the anthrax bacillus, for example, will germinate alter remaining in a dry condition for years or more. The resistance of the pathogenic forms causing disease of the upper respiratory tract is of particular interest in connection with airborne infection, for the length of time that a droplet remains infective is a result, primarily, of the resistance of the particular microorganism to drying. [br] Tuberculosis is highly infectious because ______.
选项
A、spores are resistant to drying
B、the causative organism is encapsulated
C、droplets of sputum remain infective for a long time due to the resistance of the organisms to drying
D、none of these
答案
C
解析
根据文章最后一句可知上呼吸道感染细菌在干燥空气中存活的时间长是导致其具有极强的传染性的原因。
转载请注明原文地址:https://tihaiku.com/zcyy/4070650.html
相关试题推荐
Todeythiscityisahighlyskilledsocietywithouttheurbansprawlandruralp
Thevegetativeformsofmostbacteriaaxekilledbydryinginair,althought
Thevegetativeformsofmostbacteriaaxekilledbydryinginair,althought
Thevegetativeformsofmostbacteriaaxekilledbydryinginair,althought
Althoughstudentsmaybeina______position,teachersshalltreatthemasequa
Peopleinnately______forsuperiorityovertheirpeersalthoughitsometimesta
BecauseofthebombingthatkilledsixpeopleWashingtonhasbeenurgingthespo
Althoughdiverse,Africanmusichascertaindistinctivetraits,oneofwhichis
Althoughthespeakerwasawell-knownpersonality,hisspeechwaspoorly______.
Inmanysimpleorganisms,includingbacteriaandvariousprotists,thelifecycl
随机试题
[originaltext]W:I’vejustfinishedreadingSteve’slistofwaysofmotivating
【S1】[br]【S8】annual改为annually修饰动词harvest应当使用副词annually(每年)。
中国园林分为两大派系,即__________。()A.北方园林与南方园林 B
关于职业类型划分,下列说法错误的是()。A.第一大类,包含党的机关、国家机关、群
违反《中华人民共和国特种设备安全法》规定,被依法吊销许可证的,自吊销许可证之日起
治疗化脓性脑膜炎,选择易透过血脑屏障的药物,以哪种抗生素为最好?()A.青霉素
急性肺脓肿停用抗生素的指征是A.体温正常 B.脓腔液平消失 C.肺部体
头发∶颜色∶长度A.狗∶品种∶性格 B.蔬菜∶价格∶营养 C.衣服∶款式∶尺
设计人有配合施工的义务,主要包括()。A、编制说明与概算B、解决施工中出现的设
根据《合同法》规定,当事人对合同变更的内容约定不明确的,推定为()。A.变更
最新回复
(
0
)