Rocky Mountain Spotted Fever (RMSF) is spread by
A. body lice.
B. ticks.
C. mosquitoes.
D. fleas.
E. mites.
Answer: B
You might also like to view...
Self-assembly of some structures may depend on
A) the size of the monomers. B) the presence of lipids in the cytosol. C) information supplied by preexisting structures. D) the time associated with forming noncovalent interactions. E) all of the above.
The smallest particles occurring in soil are referred to as
A) clay. B) gravel. C) sand. D) silt.
What are the reactants and products that link the light-dependent and the light-independent reactions of photosynthesis?
a. CO2 and NADPH b. ATP and NADH c. ATP and NADPH d. FADH2 and CO2
Please match the virulence factor of Streptococcus pyogenes to its description.
Streptolysin A) Surface antigen that serves as the basis for alphabetical grouping; protects bacterium from lysozyme B) Toxin that causes beta-hemolysis on blood agar and injures cells of the host C) Enzyme that plays a role in invasion by leading to the digestion of fibrin clots D) Projecting surface antigen that facilitates adherence and resists phagocytosis E) Chemical surface layer that prevents an immune response by the host F) Enzyme that promotes invasion into tissues by breaking down the binding substance in connective tissues