Medical MCQ-Which one of the following is the complementary sequence of 5&;TTAAGCTAC3&;?

Which one of the following is the complementary sequence of 5&;TTAAGCTAC3&;?

5'GTACGCTTAA3'

5'AATTCGCATG3'

5'CATGCGAATT3'

5'TTAAGCGTAC3'

Question Category:

Biochemistry

Correct Answer:

5'AATTCGCATG3'

Description:

The sides of the DNA molecule are made up of sugar (deoxyribose) and phosphate molecules. The rungs that form the middle of the molecule are made up of pairs of nucleotides or nitrogen bases. Adenine (A) pairs with thymine (T), while guanine (G) always pairs with cytosine (C). The order of the bases determines the genetic code.

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