Growth and Nutrition of Bacteria In the exponential phase, the cells and cell mass first increases then decreases are constant double at a constant rate decreases first increases then decreases are constant double at a constant rate decreases ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A culture broth tube was very turbid at the surface but clear throughout the rest of the tube indicating that the organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism are aerobes organism cannot tolerate oxygen organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism are aerobes organism cannot tolerate oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is not the characteristic of a growth curve? Each growth curve consists of four distinct phases Graphs numbers of microbes versus time Shows development of microbial population under relatively stable environmental conditions Plotted with logarithmic numbers Each growth curve consists of four distinct phases Graphs numbers of microbes versus time Shows development of microbial population under relatively stable environmental conditions Plotted with logarithmic numbers ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Organisms, using organic compounds as electron donors are called lithotrophs organotrophs chemotrophs phototrophs lithotrophs organotrophs chemotrophs phototrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The combination of low levels of NaCl, NaNO3 (sodium nitrate), and slightly acid pH can prevent multiplication and toxin formation of Salmonella S. aureus C. botulinum all of these Salmonella S. aureus C. botulinum all of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is used to grow bacterial cultures continuously? Hemostat Coulter Counter Chemostat Petroff-Hausser chamber Hemostat Coulter Counter Chemostat Petroff-Hausser chamber ANSWER DOWNLOAD EXAMIANS APP