In paralytic polio, which structures are damaged?
A. Brain stem
B. Anterior horn cells
C. Peripheral nerves
D. Diaphragm
E. Sensory nerves
Answer: B
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Which of the following countries does not contain any biodiversity hotspots?
a. Brazil b. Canada c. Cuba d. New Zealand
Which of the following is the primary function of saprobic protists?
a. returning inorganic nutrients to the soil and water b. using carbon fixation to generate nutrition for organisms c. providing a protective environment for zooxanthellae d. facilitating reproduction by recombining genes
Which of the following pairs is mismatched?
a. human?hominid b. gibbon?hominoid c. gorilla?hominid d. chimpanzee?anthropoid e. Old World monkey?anthropoid
Affixing antigen to an inert particle such as a latex bead is sometimes used in which type of test?
A.) cross-reactions B.) agglutination C.) precipitation D.) specificity E.) sensitivity