All of the following are true for Ciliates except the following:
A. Have a macronucelus
B. Unicellular
C. Move by Flagella
D. Example is Paramecium
Ans: C. Move by Flagella
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Which of the following statements is incorrect about Staphylococcus aureus food intoxication?
A. Symptoms come on quickly and include nausea, vomiting, and diarrhea. B. Ingestion of the pathogen allows it to multiply and damage the GI tract lining. C. Food becomes contaminated by a human carrier. D. Common affected foods include custards, ham, cream pastries, and processed meats. E. Food left unrefrigerated for several hours is at risk for contamination.
After plant mitosis, the vesicles fuse into a disk-shaped __________. Fill in the blank(s) with the appropriate word(s)
What best characterizes Crohn's diesease?
A) an ulcerated digestive tract B) inflamed blood vessels C) hard, accumulating feces D) a cramping muscularis muscle E) accumlating food in mucosa
Active transport:
a) requires coupling to an energy-releasing system and depends on integral membrane proteins to move solutes across a membrane b) requires coupling to an energy-releasing system c) depends on integral membrane proteins to move solutes across a membrane d) depends solely on diffusion across a membrane from a region of higher concentration to a region of lower concentration