the profiles of binding of the common repetitive sequences to cscl or cs2so4-ag+ density gradient fractions of p. dunni dna suggested that these sequences consisted of heterogeneous components with respect to base compositions , and that they did not include large amounts of the genes for ribosomal rna , 5s rna , 4s rna , or histone messenger rna .
C0035668
rna
C0035696
messenger rna