Why Are Satellite DNAs Separated from the Bulk of the Genome

Multiple Choice

Why are satellite DNAs separated from the bulk of the genome during density gradient centrifugation?

A) They include more phosphate and sugar groups per nitrogenous base.
B) Their base composition is significantly different from that of the bulk of the genome.
C) They have higher molecular weights.
D) They have a higher negative charge than the bulk of the genome.
E) They have a higher positive charge than the bulk of the genome.