Write the correct complementary sequence to 5CTGCGCTGGATTAAA

Write the correct complementary sequence to: 5\'-CTGCGCTGGATTAAA-3\'. Include the strand polarity (5\' and 3\').

Solution

Answer:

5’- CTGCGCTGGATTAAA-3’

Complementary sequence = 3’- GACGCGACCTAATTT-5’

Explanation: A with T: the purine adenine (A) always pairs with the pyrimidine thymine (T) C with G: the pyrimidine cytosine (C) always pairs with the purine guanine (G)