Biomolecules Question 1
Question 1 - 2024 (01 Feb Shift 1)
If one strand of a DNA has the sequence ATGCTTCA, sequence of the bases in complementary strand is:
(1) CATTAGCT
(2) TACGAAGT
(3) GTACTTAC
(4) ATGCGACT
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Answer (2)
Solution
Formula: Nitrogeneous base
Adenine base pairs with thymine with 2 hydrogen bonds and cytosine base pairs with guanine with 3 hydrogen bonds.