Body parts that are similar in different lineages because they are adapted to the same environment are ____
a. homologous structures
b. comparative structures
c. analogous structures
d. repetitive structures
e. vestigial structures
ANSWER: c
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Disease cases that exhibit new syndromes or characteristics or are linked to new pathogens are surveyed through regional laboratories and considered ________ cases
A) zoonotic B) index C) endemic D) epidemic
The methanobacteria, halobacteria, and sulfobacteria are included in which domain?
A) eubacteria B) protista C) blue-green algae D) archaea E) all of the above
Media that contain a full complement of nutrient substances, including amino acids, and other
chemicals that normal strains use for themselves, is called:
a. agar media. b. minimal medium. c. nutritious media. d. complete medium. e. rich media.
Crossing over _________________________.
A. occurs during mitosis B. involves centrioles C. involves breakages and exchanges between sister chromatids D. results in new combinations of alleles being channeled into the daughter cells E. only occurs in animal cells.