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Questions and Answers
The relationship between time and number of cells during exponential growth is linear.
The relationship between time and number of cells during exponential growth is linear.
False (B)
In the death/decline phase of bacterial growth, the number of dividing cells is usually more than the number of dying cells.
In the death/decline phase of bacterial growth, the number of dividing cells is usually more than the number of dying cells.
False (B)
Optical Density Measurements using a Spectrophotometer can provide information about the presence of specific bacterial species in a sample.
Optical Density Measurements using a Spectrophotometer can provide information about the presence of specific bacterial species in a sample.
False (B)
Viable plate counts for indirect cell counting always accurately represent the total number of bacterial cells in a sample.
Viable plate counts for indirect cell counting always accurately represent the total number of bacterial cells in a sample.
A chemostat maintains a constant volume during bacterial growth to ensure a pure culture.
A chemostat maintains a constant volume during bacterial growth to ensure a pure culture.
Anabaena is a unicellular cyanobacteria.
Anabaena is a unicellular cyanobacteria.
Binary fission involves the replication of RNA instead of DNA.
Binary fission involves the replication of RNA instead of DNA.
The generation time is the time between two different points in the life cycle of two successive generations.
The generation time is the time between two different points in the life cycle of two successive generations.
If cells divide every 20 minutes, after 10 hours, 128 divisions would have taken place.
If cells divide every 20 minutes, after 10 hours, 128 divisions would have taken place.
The slope of a growth curve is steep when there is slow growth and a long generation time.
The slope of a growth curve is steep when there is slow growth and a long generation time.
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