the satellite dna 's from five drosophila species ( d. melanogaster , d. simulans , d. nasuta , d. virilis and d. hydei ) were analyzed and found to fall into three arbitrary cscl buoyant density classes : class i , rho = 1.661-1.669 g cm ( -3 ) , dna molecules composed of primarily da and dt moieties ;
C0012934
satellite dna 's
C0012854
dna molecules