The bones of the vertebral column, head, and rib cage comprise the ____
a. lower limb bones
b. axial skeleton
c. appendicular skeleton
d. endoskeleton
e. pelvic girdle
ANSWER: b
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The commensal Neisseria spp. are often confused with pathogenic gram-negative diplococci. A simple test utilizing a blood agar plate and an antibiotic disk resulting in elongation of the cells assists in the differentiation of these organisms. Which antibiotic disk is utilized in this applica-tion?
a. Cephalosporin b. Vancomycin c. Penicillin d. Metronidazole
The function of the central vacuole in plants may include all of the following EXCEPT ____
a. protein synthesis b. storage of salts, sugars, and proteins c. enzymatic digestion d. storage of chemical defenses against pathogens e. storage of waste products
Osmosis involves the movement of ____ across a semi-permeable membrane from an area of ____
a. solutes; high solute concentration to an area of low solute concentration b. water; high solute concentration to an area of low solute concentration c. solvents; high solute concentration to an area of low solute concentration d. solutes; low solute concentration to an area of high solute concentration e. water; low solute concentration to an area of high solute concentration
Known as the "cell from hell," what toxin-producing dinoflagellate is responsible for significant fish kills in the mid-Atlantic region?
A) Vibrio cholera B) Conus magus C) Crassotrea virginica D) Mytilus edulis E) Pfiesteria piscicida