Warts are caused by
A) papillomavirus.
B) poxvirus.
C) herpesvirus.
D) parvovirus.
E) Staphylococcus aureus.
A
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Protists are
a. autotrophic. b. heterotrophic. c. unicellular. d. multicellular. e. all of these.
Ctenophores capture food:
a. with filter feeders. b. using adhesive glue cells that trap prey. c. with stinging hair cells that immobilize small invertebrates. d. by digging through the bottom mud for small invertebrates. e. with a sticky mucus on their tentacles that capture small invertebrates.
All arthropods _____.
1) undergo complete metamorphose 2) have jointed appendages 3) molt 4) have segmented bodies 5) have an exoskeleton or cuticle A. 3 and 5 B. 1, 4, 5 C. 2, 3, 4, 5 D. 1, 2, and 4 E. 1, 2, 3
A urine specimen from a maternity patient with the complaint of cystitis was received in the laboratory. The culture of this sample grew a lactose-positive, gram-negative bacillus that was presumptively identified as Escherichia coli. On differential and selective media this organism would demonstrate which reaction?
A. Hektoen Enteric Agar- green/colorless with black centers B. MacConkey Agar= colorless colonies C. Xylose-lysine Desoxycholate Agar= yellow colonies D. Xylose-lysine Desoxycholate Agar = Colorless colonies