Prokaryotes
A. lack a true nucleus.
B. lack true DNA.
C. use the cell membrane rather than ribosomes for making proteins.
D. contain numerous organelles.
E. are relatively benign cells incapable of harming organisms.
A. lack a true nucleus.
You might also like to view...
During the 1968 Olympic Games, the International Olympic Committee performed an analysis of ____ on all female athletes in order to verify their sex
a. Barr bodies b. hormone levels c. karyotypes d. genitalia e. phenotypes
The principal criterion used to classify fungi into divisions (the equivalent of phyla) is
a. the pigments found in the hyphal cells. b. the components of their cell walls. c. the biochemistry of their plasma membranes. d. the morphology of the sexual spore-bearing structures. e. the pattern of cilia on their external surfaces.
The first scientist to clearly link a specific microorganism to a specific disease was
A) Robert Koch. B) John Tyndall. C) Francesco Redi. D) Joseph Lister.
Tuberculosis may be diagnosed using a(n) ________ on sputum (lung fluid) samples.
A. direct fluorescent antibody test B. complement fixation test C. neutralization test D. immunochromatographic assay E. viral hemagglutination test