第27章測驗

Quiz
•
Biology
•
7th - 9th Grade
•
Medium
Aristo Biology
Used 18+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
密碼子CGU和AGA都編碼氨基酸精氨酸。這展示了遺傳密碼的甚麼性質?
一個基因編碼一種蛋白質。
遺傳密碼是全適的。
遺傳密碼是簡併密碼。
遺傳密碼是非重疊的。
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
轉錄和轉譯在真核細胞的甚麼部位發生?
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪些生物分子參與轉錄?
(1) DNA
(2) RNA
(3) 氨基酸
只有 (1) 和 (2)
只有 (1) 和 (3)
只有 (2) 和 (3)
(1)、(2) 和 (3)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪項關於轉譯的敘述是正確的?
利用一條現有的DNA鏈作為模板來合成一條新的DNA鏈。
游離的RNA核苷酸與DNA鏈上的互補鹼基結合。
mRNA的反密碼子與DNA的互補密碼子結合。
tRNA的反密碼子與mRNA的互補密碼子結合。
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
圖中哪項正確辨別X、Y和Z?
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
對應氨基酸Lys的mRNA密碼子是甚麼?
UUC
TTC
AAG
ACG
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
DNA編碼鏈上序列為ATG,其tRNA反密碼子是
UAC。
AUG。
TAC。
ATG。
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