第28章 小測 1

第28章 小測 1

7th - 9th Grade

7 Qs

quiz-placeholder

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第28章 小測 1

第28章 小測 1

Assessment

Quiz

Biology

7th - 9th Grade

Practice Problem

Easy

Created by

Aristo Biology

Used 12+ times

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7 questions

Show all answers

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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