A colony of mice is treated with a noninfective form of the bacterium Streptococcus pneumoniae. A
researcher exposes this noninfective form to heat-killed cells of an infective strain. The bacterial cells
are said to be:
a. transduced.
b. artificially transformed.
c. transformed.
d. noninfectious.
e. conjugated
C
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The largest trading partner of the United States is
a. Mexico. b. Canada. c. the European Union. d. Japan.
Which of the following represents a modular organism?
A) lizard B) coral C) dog D) ant
Which of the following contributes to infection with Trichomonas vaginalis?
A) contact with contaminated fomites B) compromised immunity C) careless handwashing habits D) preexisting disease (chlamydia, for example) E) living in an undeveloped area of the world
In the eukaryote, the respiratory chain is located in the ___, whereas the majority of ATP is produced by the respiratory chain in the _______ of a prokaryote.
A. Lysosome, flagella B. Golgi body, mitochondria C. Mitochondria, outer membrane space D. Mitochondria, ribosome E. SER, nucleus