Differentiation of cells is responsible for which feature of complex organisms? Without differentiation, complex organisms would not– A. require nutrients for growth.
B. be multicellular.
C. have specialized tissues.
D. respond to their environment.

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.