Some strains of leishmaniae have reservoir hosts, including dogs and wild rodents. Transmission is via the bite of a:

a. tsetse fly.
b. tick.
c. sandfly.
d. triatomid bug.


C
Some strains of leishmaniae have reservoir hosts, including dogs for the Mediterranean strain of Leishmania donovani and wild rodents for the African strain of L. donovani. In addition, Leish-mania tropica has been linked to the same two types of animal reservoirs. Transmission is via the bite of infected sandflies. Infection can also occur from person to person (cutaneous lesions), blood transfusion, shared needles, and organ transplants.

Biology & Microbiology

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The pigments responsible for the color of red algae are the chlorophylls

Indicate whether the statement is true or false.

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Which of the following mutations would likely be most dangerous to a cell?

A. Deletion of one nucleotide B. Substitution of one nucleotide for another C. Deletion of three nucleotides

Biology & Microbiology

________ are soil dwellers; ________ are mostly marine; and ________ mostly inhabit fresh water

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Biology & Microbiology