Answer
5'- AAGUCAGCA- 3' $=>$ mRNA strand
Work Step by Step
$1$. Given the template stand is
3-TTCAGTCGT - 5'
Non template stand will be
5'-AAGTCAGCA - 3'
$2$.The mRNA will be
3'-TTCAGTCGT - 5' =Template strand
5'- AAGUCAGCA- 3' $=>$ mRNA strand