第28章 小測 1
Quiz
•
Biology
•
7th - 9th Grade
•
Practice Problem
•
Easy
Aristo Biology
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
甚麼是遺傳工程?
讓具有理想特徵的同種生物雜交
引入外源DNA來改變生物的遺傳物質
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
甚麼是重組DNA?
細小的環狀DNA分子;獨立於細胞的染色體以外,能自行複製
由兩個或以上的DNA片段連接而成的DNA分子
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
甚麼是質粒?
細小的環狀DNA分子;獨立於細胞的染色體以外,能自行複製
由兩個或以上的DNA片段連接而成的DNA分子
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
甚麼是限制酶?
能針對特定的DNA鹼基序列進行切割的酶
能把DNA片段連接在一起的酶
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
甚麼是DNA連接酶?
能針對特定的DNA鹼基序列進行切割的酶
能把DNA片段連接在一起的酶
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
重組DNA技術中的載體是指甚麼?
任何帶有目標基因的DNA片段
作為運載的工具,把目標基因轉移到宿主細胞中
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列是利用遺傳工程使細菌能產生人胰島素的步驟。
(1) 把質粒引入到細菌中。
(2) 取得包含人胰島素基因的DNA片段。
(3) 使用DNA連接酶把DNA片段和切開的質粒連接。
(4) 使用相同的限制酶切割DNA片段和質粒。
把步驟按正確次序排列。
(1) → (2) → (4) → (3)
(2) → (3) → (4) → (1)
(2) → (4) → (3) → (1)
(4) → (3) → (1) → (2)
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