Analysis of a water sample by a series of presumptive, confirmatory, and completed tests that provide an estimate of coliform numbers in the water is called the ________.
A. standard plate count
B. most probable number (MPN)
C. membrane filter method
D. coliform count
Answer: B
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A neomorphic mutation in the Antennapedia (Antp) gene of Drosophila causes
A) kinks to form in their tails. B) growth of antenna from the leg region. C) total loss of color vision. D) extra antenna on the head. E) growth of a leg from the head region.
To which subtype of muscle tissue does a fiber with cross-striations and many peripherally located nuclei belong?
a. skeletal. b. cardiac. c. smooth. d. none of the above.
Proteins store genetic information in a cell.
a. true b. false
A young patient presents with a small invagination of the skin on the anterolateral neck, just below the jaw. The CT scan of this patient indicates a cervical (pharyngeal) cyst connected to it. What term describes the invagination?
A. Ectopic thymus B. External Branchial Fistula C. Internal Branchial Fistula D. Pharyngeal Cleft E. Pharyngeal Pouch