Bài khảo sát chủ đề 1

Flashcard
•
Biology
•
2nd Grade
•
Hard
Wayground Content
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21 questions
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1.
FLASHCARD QUESTION
Front
Protein cấu tạo từ bao nhiêu loại aa?
Back
20
2.
FLASHCARD QUESTION
Front
Nguyên tố hoá học trong ADN:
Back
C, H, O, N, P
3.
FLASHCARD QUESTION
Front
Chiều xoắn của ADN:
Back
Chiều từ trái sang phải.
4.
FLASHCARD QUESTION
Front
Bán kính ADN và chiều dài mỗi vòng xoắn:
Back
10 Å và 34 Å
5.
FLASHCARD QUESTION
Front
Gen có 150 ađênin, 120 timin, 20% guanin. Số lượng nuclêôtit:
Back
A = T = 270; G = X = 180
6.
FLASHCARD QUESTION
Front
Yếu tố giúp phân tử ADN tự nhân đôi đúng mẫu:
Back
Cả 2 mạch của ADN đều làm mạch khuôn.
7.
FLASHCARD QUESTION
Front
Trong mỗi phân tử ADN con từ sự nhân đôi:
Back
Cả 2 mạch đều nhận từ ADN mẹ.
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