Which statement about biodiversity is true?
a. Biodiversity facilitates human survival.
b. Biodiversity is measured with one method.
c. Biodiversity decreases closer to the equator.
d. Biodiversity is distributed evenly around the world.
a. Biodiversity facilitates human survival.
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The C. burnetii, an acute systemic infection, primarily affects the lungs and can exist in two antigenic states. The reference method that is both highly specific and sensitive and is recom-mended for identification is:
a. immunofluorescent antibody (IFA). b. direct fluorescent antibody (DFA). c. Western blot. d. latex agglutination.
An herbivore
a. eats plant material. b. eats producers. c. is exemplified by a deer. d. is all of the above.
Reproductive success of an organism is best measured by its
A) fitness. B) ability to attract a mate. C) number of offspring that survive to reproduce. D) life span.
Similar families of organisms are next grouped together in the same:a
class b. order c. genus d. phylum e. kingdom