Which of the following will grow in broth with 6.5% salt?
A. Lactococcus lactis
B. Streptococcus mutans
C. Enterococcus faecalis
D. All of the choices are correct.
Answer: C
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The idea that most of the genetic variation found in populations is not subject to natural selection is the basis of:
A. the principle of parsimony B. the neutral theory of evolution C. the maximum likelihood approach D. cladistics E. systematics
The sudden increase in the occurrence of a disease above the expected level is called ________.
A. an endemic B. hyperendemic C. sporadic D. an epidemic
Fever enhances an immune response by ____
a. decreasing the rate of enzyme activity b. increasing phagocytosis of invading pathogens c. reducing blood flow to the site of infection d. decreasing the reproduction rate of microorganisms e. increasing heart rate and respiration
If a DNA sequence is altered from TAGCTGA to TAGTGA, what kind of mutation has occurred? View Available Hint(s) If a DNA sequence is altered from TAGCTGA to TAGTGA, what kind of mutation has occurred?
a. None. b. Addition. c. Both addition and deletion. d. Deletion.