Growth and Nutrition of Bacteria The growth is normally expressed as __________ in turbidimetric measurement cfu/ml cells per ml mg N2 /ml optical density cfu/ml cells per ml mg N2 /ml optical density ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria All organisms require at least small amounts of carbondioxide, However, some can use CO2 as their sole source of carbon. Such organisms are termed as autotrophs chemotrophs photo-organotrophs phototrophs autotrophs chemotrophs photo-organotrophs phototrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A spore differs from an actively replicating bacterium in that the spore is able to withstand more extreme conditions than the replicating cell is metabolically inactive is produced during a process involving asymmetric division All of these is able to withstand more extreme conditions than the replicating cell is metabolically inactive is produced during a process involving asymmetric division All of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The microorganisms that grow best in a low-oxygen environment is called a (n) anaerobe facultative aerobe microaerophile anaerobe facultative aerobe microaerophile ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following organisms typically get their carbon for biosynthesis from carbon dioxide? Glucose-fermenting bacteria (fermentation) Aerobic, glucose-respiring bacteria (aerobic respiration) Anaerobic, glucose-respiring bacteria (anaerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Glucose-fermenting bacteria (fermentation) Aerobic, glucose-respiring bacteria (aerobic respiration) Anaerobic, glucose-respiring bacteria (anaerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria An organism that expends energy to grow in a habitat with a low water activity in order to maintain internal solute concentrations to retain water is osmotolerant acidophile aerotolerant anaerobe alkalophile osmotolerant acidophile aerotolerant anaerobe alkalophile ANSWER DOWNLOAD EXAMIANS APP
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