【单选题】【消耗次数：1】
澳大利亚免疫学家Burnet对免疫学的重大贡献是
①
首次用无毒牛痘预防天花
②
首次提出克隆选择学说
③
首次建立单克隆抗体技术
④
首次提出免疫调节学说
⑤
首次发现免疫耐受
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相关题目
【单选题】
关于单克隆抗体不对的是
①
由单一克隆的B细胞杂交瘤所产生
②
单抗的获得可来自杂交瘤细胞培养的上清液
③
每种单抗只识别某一特定的抗原决定簇
④
杂交瘤细胞是经免疫的B细胞和任何一种肿瘤细胞体外融合就可形成
⑤
以上均不对
【单选题】
诱导免疫耐受性
①
T细胞需要较大剂量抗原
②
颗粒性抗原容易诱发
③
新生期比成年动物更易建立
④
B细胞的无应答状态持续时间比T细胞长
⑤
低剂量的TD抗原不能诱导免疫耐受
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适合现场快速检测最常用的免疫学检验技术是（ ）
【单选题】
对免疫耐受性的描述哪一项是错误的？
①
T细胞比B细胞易于诱导对抗原的耐受性
②
多种抗原都可诱导T和B细胞产生耐受
③
T细胞耐受性持续时间比B细胞耐受为短
④
胚胎期淋巴细胞接触过的抗原，往往在出生后对这些抗原产生免疫无反应性
⑤
机体产生对胸腺依赖抗原的耐受剂量不同
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____ is essential to a successful scientist; he cannot hope to make any progress if he cannot work in a controlled way.
①
Discipline
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Decision
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Declaration
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Dependence
【单选题】
The airport is five miles ____ my house.
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away from
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far from
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far away from
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far from away
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Many a customer____ about the poor quality of the washing machine.
①
complains
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complain
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are complaining
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have complained
【单选题】
____ by this, he couldn’t say anything.
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Satisfied
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Feared
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Frightened
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Encouraged
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George is so ____ in debt that he is afraid to show up in the pub in case he meets his six creditors.
①
involved
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concentrated
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devoted
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concerned
【单选题】
Every one was ____that day.
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in great spirit
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in all spirit
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in high a spirit
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in high spirit
【单选题】
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is to attend
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was attend
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were to attend
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are attend
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①
every
②
each
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either
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both
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His____ to carry out the plan was weakened by the difficulties he met with.
①
determination
②
decision
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choice
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judgment
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The textbook is for the ____ students, not for the beginners.
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foreign
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blind
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advanced
④
deaf