Biology
Grade-8
Easy
Question
What is the complementary strand to GCGCGCG?
- ATATATA
- CGCGCGC
- AGAGAGA
- None
Hint:
A = T, G ≡ C
The correct answer is: CGCGCGC
- Complementary strand to GCGCGCG is CGCGCGC.
- Adenine always pairs with thymine with 2 hydrogen bonds.
- Cytosine always pairs with guanine with 3 hydrogen bonds.
- Base complement: A = T, G ≡ C
- So, the correct option is b.
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