DNA có mấy mạch?

Axit nucleic (ADN, ARN)

Quiz
•
Biology
•
5th Grade
•
Hard
do Do
Used 11+ times
FREE Resource
35 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
1
2
3
4
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Trong tế bào nhân thực, DNA phân bố chủ yếu ở?
Nhân tế bào
ty thể
lạp thể
tế bào chất
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Số loại đơn phân cấu tạo nên DNA?
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Các đơn phân cấu tạo nên DNA là?
A, B,C,D
A, T, C,V
A, T, G, C
A, U, G, C
5.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Có mấy loại RNA?
1
2
3
4
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Đơn phân cấu tạo nên RNA là?
A,B,C,D
A,U,G,C
A,T,G,C
A,T,B,C
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Cho 1 mạch của ADN:... AAT-TAG-CCG-ACC..Hãy cho biết cấu trúc của mạch thứ 2?
...TTA-CGG-GCC-ATT...
...TTA-ATC-GGC-TGG...
...TTA-ATC-GGC- ATT
...GCC- TTA-ATC-GGC
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