Immunotherapy is the
A. administering of preformed antibodies.
B. use of antitoxins.
C. conferring of passive immunity.
D. use of immune serum globulin.
E. All of these choices are correct.
Answer: E
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For each structure described below, choose the cytoskeletal element that it best characterizes: a. microtubules b. microfilaments c. intermediate filaments
________ the cytoskeletal elements with the widest diameter ________ the cytoskeletal elements with the narrowest diameter _______ double helices of polymerized actin proteins ________ strong fibers of more than a hundred different types ________ hollow tube-like structures made of polymerized tubulin protein dimers ________ proteins in the nucleus which give shape and support the nuclear envelope What will be an ideal response?
Which of the following is not part of the body's first line of defense?
A) fever B) intact skin C) mucus D) the pH of the stomach contents
The site on a chromosome where a gene is located is called its ____
a. character b. marker c. locus d. trait e. homologue
Reservoirs include ________.
A. animals B. soil C. water D. humans E. All of the choices are correct.