The prokaryotic chromosome is
A. composed of single-stranded DNA.
B. localized to a nucleoid region.
C. circular and loosely packed.
D. linear and tightly wrapped around histone proteins.
E. held within a membrane-bound nucleus.
Answer: B
You might also like to view...
________ are proteins that promote depolymerization of extant microtubules at the ends.
Fill in the blank(s) with the appropriate word(s).
All of the following are industrial products produced using microbial fermentations EXCEPT
A) aspartic acid. B) citric acid. C) glutamic acid. D) riboflavin. E) saccharin.
Animal cells have "counters" that keep track of how many times a cell has divided. These counters are called:
A) centromeres. B) odometers. C) telomeres. D) nuclei. E)chromosomes.
The imaging technique that identifies differences in blood flow to particular regions through detection of differences in the relative proportions of oxygenated and deoxygenated hemoglobin is the
A. X-ray. B. MRI scan. C. sonogram. D. fMRI scan. E. CT scan.