Which of the following is the correct order of the levels of DNA packaging in eukaryotic chromosomes?
A) nucleosome ? chromatin fiber ? looped domains ? heterochromatin
B) nucleosome ? looped domains ? chromatin fiber ? heterochromatin
C) heterochromatin ? nucleosome ? chromatin fiber ? looped domains
D) chromatin fiber ? heterochromatin ? nucleosome ? looped domains
E) chromatin fiber ? nucleosome ? looped domains ? heterochromatin
Answer: A
You might also like to view...
The connection between a particular organism and a specific disease was first made by
A. Jenner. B. Pasteur. C. Koch. D. Leeuwenhoek.
Populations are held in check by
a. resource partition. b. predation. c. social parasitism. d. competition. e. all of these
The first complete nonviral genome sequenced was that of
A) Escherichia coli. B) Methanococcus. C) Saccharomyces cerevisiae. D) the human mitochondrion. E) Mus musculus.
Evolutionary biology is the study of:
a. the modifications in organisms over time. b. descent with modification. c. the origin, maintenance, and diversity of life on Earth. d. All of the above.