a.
5’ ATGGGGCTC 3’ sense
3’ TACCCCGAG 5’ antisense
5’AUGGGGCUC 3’ sense
3’UACCCCGAG 5’ antisense
b. The two strands of RNA (i.e., sense and antisense) being complementary will bind with each other and form double stranded RNA as a result its translation and protein expression would be inhibited.