Q19 · Practice questionSimple familiar1 mark
QUESTION 19
A DNA template is written . The corresponding mRNA sequence, written to , is
(A)
(B)
(C)
(D)
WORKED SOLUTION
1 markAnswer D
Answer
D
Working
The mRNA is complementary and antiparallel to the template. RNA uses U rather than T; the result is 5′-AUG CCU GAA-3′.
Marking criteria
- Select D. [1 mark]
Practice question aligned to the current QCAA syllabus; review the worked solution and marking criteria.
View the QCAA syllabus