Growth and Nutrition of Bacteria Which of the following procedures uses a photocell to measure absorbance of a culture to regulate the flow of culture media? Trubidostat Coulter Counter Hemostat Petroff-Hausser chamber Trubidostat Coulter Counter Hemostat Petroff-Hausser chamber ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Generation time is time required for the initial adjustment both (a) and (c) time required for the population to double obtained by expression t/n, where t = time interval, n = number of generation time required for the initial adjustment both (a) and (c) time required for the population to double obtained by expression t/n, where t = time interval, n = number of generation ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria An organism is completely dependent on atmospheric O2 for growth. This organism is osmotolerant facultative anaerobe obligate aerobe acidophile osmotolerant facultative anaerobe obligate aerobe acidophile ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The generation time of a culture that produces two generations per hour is lesser than that produces three generations per hour greater than that produces three generations per hour None of these equal to that produces three generations per hour lesser than that produces three generations per hour greater than that produces three generations per hour None of these equal to that produces three generations per hour 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 alkalophile aerotolerant anaerobe acidophile osmotolerant alkalophile aerotolerant anaerobe acidophile osmotolerant ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A culture broth tube was very turbid at the bottom of the tube but clear at the top of the tube indicating that the organism cannot produce superoxide dismutase and/or catalase organism can tolerate oxygen organism should be grown in an anaerobic chamber broth is sterile organism cannot produce superoxide dismutase and/or catalase organism can tolerate oxygen organism should be grown in an anaerobic chamber broth is sterile ANSWER DOWNLOAD EXAMIANS APP