Which of the following cell types are specifically responsible for the cytotoxic T cell response?
A) T cells
B) B cells
C) natural killer cells
D) phagocytic cells
A
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The Aniridia gene in humans is involved in eye formation. Although eye development is very different in flies, this gene is highly conserved. What is the Drosophila homolog of Aniridia?
A) eyeless B) Pax-6 C) noeye D) ommatidia
Which plants are often the dominant land plants in cool temperate zones, especially in areas with poor soils?
a. gymnosperms b. ferns c. angiosperms d. bryophytes
Select the best response to the question
Thoroughly cleaning a patient's room after discharge helps limit the spread of disease by: A) common vehicle transmission. B) airborne transmission. C) indirect contact. D) direct contact.
Which fungus commonly causes cutaneous ulcers and can cause extensive abscess formation and tissue destruction?
a) Pneumocystis jirovecii b) Histoplasma capsulatum c) Coccidioides immitis d) Blastomyces dermatitidis