Which is a description of a fungating tumor?
a. Open, exposed surface tumor
b. Containing dead tissue
c. Characterized by inflammation
d. Large, soft, flesh tumor
e. Mushrooming pattern of growth as tumor cells pile on top of each other
e. Mushrooming pattern of growth as tumor cells pile on top of each other
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Four of the five choices listed below are events
occurring during mitosis. Select the exception. a. chromosome replication b. division of centromere c. lining up of chromosomes at the cellular equator d. attachment of spindle microtubules to centromeres e. migration of chromosomes to opposite ends of the cell
The biome with the greatest amount of topsoil and
the richest, most fertile soil is the a. tundra. b. taiga. c. tropical rain forest. d. desert. e. grassland.
In the CAMP test the activity of a hemolysis produced by which organism is enhanced in a positive test?
A. Streptococcus pyogenes B. Staphylococcus saprophyticus C. Streptococcus pneumoniae D. Staphyloccus aureus
Why may you be asked whether you are allergic to eggs before receiving a vaccination?
a. Some viruses are grown and isolated in embryonated eggs; especially those used for vaccines. The egg proteins may still be present in the viral vaccine preparations. b. Some viruses used for vaccines are grown and isolated in embryonic eggs. Because of their growth in this environment, you may be allergic to the vaccine. c. You are asked about allergies as a precaution any time you receive a vaccine. d. This is an incorrect statement. You are usually never asked about allergies before receiving a vaccine.