An __________ is an enclosed coastal region where seawater mixes with nutrient-rich fresh water
from rivers and streams. Fill in the blank(s) with the appropriate word(s).
estuary
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Of the asaccharolytic, oxidase-positive bacilli that do not grow on MacConkey agar, which one of the following organisms is generally associated with mixed infections resulting from bites or clenched-fist wounds?
a. Eikenella corrodens b. Weeksella virosa c. Pseudomonas maltophilia d. Sphingomonas paucimobilis
Delicate ring forms and crescent-shaped gametocytes are the only forms normally observed in the peripheral blood of which Plasmodium spp.?
a. P. vivax b. P. malariae c. P. falciparum d. P. ovale
Four of the five answers are correct statements about endothermic animals. Select the exception
a. They use more energy than ectotherms. b. They are active at a wider range of temperatures than ectotherms. c. They have a higher metabolic rate than ectotherms. d. They have layers of fat to reduce heat loss. e. They adjust their temperature by changing their location.
Up to 70% of travel-associated gastrointestinal diseases are caused by
A. enterotoxigenic strains of E. coli. B. Salmonella. C. Shigella dysenteriae. D. E. coli 0157:H7. E. enteroinvasive E. coli.