
微生物生長及遺傳 消毒殺菌
Quiz
•
Biology
•
12th Grade
•
Practice Problem
•
Medium
霜淇淋 霜淇淋
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
促使細菌發生接合作用(conjugation)的媒介是:
粒線體
質體
高爾基體
噬菌體
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
細菌在何時期最易受抗生素的影響?
靜止期
對數期
遲滯期
衰落期
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
下列何者是厭氧菌無法在有氧的環境下生長的原因?
氧氣會抑制菌體內酵素的活性
氧氣會導致DNA氧化而無法進行複製
無法移除有自由基(free radicals)的氧代謝物
氧氣會抑制其細胞壁的合成
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
有關70%乙醇之殺菌作用的敘述,下列何者錯誤?
溶解細胞膜之脂肪
讓細菌脫水
讓蛋白質變性
使核酸分解
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
紫外光殺菌,主要是因為下列何種原因?
蛋白質因吸收了波長260奈米的紫外光而被分解
細胞壁被紫外光破壞
分解細胞膜
染色體DNA形成了pyrimidine dimer,因而影響其機能
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
藉濾過性病毒引入一段基因方式稱作
形質轉換(transformation)
形質導入(transduction)
接合作用(conjugation)
整合作用(integration)
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
高壓蒸汽滅菌法的條件是?
160°C,10分鐘
121°C,15分鐘
115°C,20分鐘
100°C,30分鐘
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