The DNA sequence, TAACCGAAGGC, could code for how many amino acids? a) 5 b) 9 c) 3 d) 4 e) 2 A covalent bond is likely to be polar when: a) One of the atoms is more electronegative than the other. b) The two atoms are equally electronegative. c) The two atoms are of the same element. d) One atom completely strips electron (s) from the other.