That would be a water habitat because of the fact that water would be the important part of the marine life, therefore, it is a fundamental unit of life.
Answer:
DNA: ATG CGG ATC GCT TTA ATT CGG ATA TGT
DNA: TAC GCC TAG CGA AAT TAA GCC TAT ACA
DNA: GGC ATG CGA ATT AGG CCT CAA TGC TTT
DNA: CCG TAC GCT TAA TCC GGA GTT ACG AAA
DNA: TTC ATG GGG GCA CCA CTG ATA GGC AAC
DNA: AAG TAC CCC CGT GGT GAC TAT CCG TTG
Explanation:
A always pairs with T and G always pairs with C (vice versa). Hope this helps :D !