Second messengers are molecules of
a. steroid compounds.
b. cyclic AMP.
c. ADP.
d. prostaglandin.
e. intermedin.
B
You might also like to view...
In the cells of some organisms, mitosis occurs without cytokinesis. This results in _____
A) cells with more than one nucleus B) cells that are unusually small C) cells lacking nuclei D) destruction of chromosomes E) cell cycles lacking an S phase
Which enzyme is responsible for adding complementary DNA bases to an exposed DNA strand?
A. DNA peptidase B. DNA helicase C. DNA ligase D. DNA polymerase
P. chromatophora secretes around itself a test, or case, of plates made of silica
Which of the following is another rhizarian that would be in competition with P. chromatophora for the silica needed to make these plates, assuming limited quantities of silica in the environment? A) radiolarians B) foraminiferans C) dinoflagellates D) diatoms
What is the pathogenic process underlying Rocky Mountain spotted fever?
A) cellular damage via potent exotoxins B) damage to blood vessels C) stimulation of a strong immune response D) interference with host cell metabolism E) formation of biofilms in host tissues