選修生物I-CH3-3

選修生物I-CH3-3

11th Grade

30 Qs

quiz-placeholder

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選修生物I-CH3-3

選修生物I-CH3-3

Assessment

Quiz

Biology

11th Grade

Hard

Created by

東茂 葉

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

在DNA的結構中,C、G之間可以形成幾個氫鍵?
2個
3個
4個
5個

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

在DNA的結構中,兩股核苷酸鏈之間的距離為何?
2nm
2μm
20nm
2dm

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
附圖為DNA中去氧核糖分子的結構,其中含氮鹼基應接在該分子的哪一個碳的位置?
1號碳
2號碳
3號碳
4號碳
5號碳

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

在DNA的結構中,A、T之間可以形成幾個氫鍵?
2個
3個
4個
5個

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

DNA的螺旋狀結構是哪一個科學家率先推論出來的?
薩登
摩根
查加夫
富蘭克林

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

假若某生物的精原細胞中,DNA的胞嘧啶含量約占20%,則其初級精母細胞中DNA的鳥糞嘌呤含量約占多少?
0.1
0.25
0.2
0.3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

None
認為DNA是由兩股平行且方向相反的核苷酸鏈構成
每股核苷酸鏈都以去氧核糖和磷酸為骨架
方向相反的兩股之間,則以互補性的鹼基對連結,A和T之間可形成兩個氫鍵,G和C之間則有三個氫鍵
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