Which of the following is part of the adaptive, rather than the innate, immune response?
A. cilia that sweep bacteria out of the respiratory tract
B. the process of inflammation
C. antibody production
D. fever production
E. the complement protein production
C. antibody production
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The French taxonomist who, in 1809, proposed the first testable evolutionary theory that organisms using body parts repeatedly would increase their abilities was
A. Jean Baptiste Lamarck. B. Georges-Louis Buffon. C. Charles Darwin. D. James Hutton. E. Charles Lyell.
Constipation can be caused by
a. emotional stress. b. a low-fiber diet. c. a sedentary lifestyle. d. dehydration. e. all of these.
Which type of bacteria grows in either the presence or the absence of oxygen?
a. obligate aerobes and obligate anaerobes b. facultative anaerobes only c. obligate anaerobes and facultative anaerobes d. obligate anaerobes only
For a given locus, in a population with two alternative alleles, the allele frequencies p + q = ________
A) 1.0 B) p × q C) 100 D) 0