What does each band in a gel electrophoresis represent

In order to study genetic mutations, scientists must study genetic material. which statement describes the genetic material scientists are most likely studying? a) they study alleles that contain chromosomes, which are rna.b) they study alleles that contain genes, which are chromosomes.c) they study chromosomes that contain genes, which are dna segments.

At which point is crust neither created nor destroyed? island chain mid-ocean ridge divergent boundary transform boundary

What does it mean for an allele to be dominant?