the convention from converting a DNA code to mRNA code is; A matches U,T matches with A,G matches with C and C matches with G
following the convention
DNA:ATGCGCAGTTATTGCGAT
mRNA:UACGCGUCAAUAACGCUA
I hoped this helped you
Throwing waste in to water, or spilling anything in the water that's not supposed to be in the water
Answer:
B. left atrium and C. left ventricle