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Microbiology, Fifth Edition
Microbiology, 5/e
Lansing M Prescott, Augustana College
Donald A Klein, Colorado State University
John P Harley, Eastern Kentucky University
Bacteria: The Low G + C Gram Positives

True or False



1

Most gram-positive bacteria are harmless free-living saprophytes.
A)True
B)False
2

A saprophyte is an organism that usually grows on decomposing organic matter.
A)True
B)False
3

Gram-positive bacteria are grouped into high and low G+C groups based on 16S rRNA analysis.
A)True
B)False
4

Because of its tolerance for high concentrations of sugar, Leuconostoc can cause spoilage of fruits packed in heavy syrup.
A)True
B)False
5

Viable endospores have been found that may be over 25 million years old.
A)True
B)False
6

Members of the genus Leuconostoc are important in the production of wine and sauerkraut.
A)True
B)False
7

Mycoplasmas are the smallest bacteria capable of self-reproduction.
A)True
B)False








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