Question

log phrase is most sensitive to antibiotic. what does" sensitive" means ?

Answer 1

Cells in the log phase show constant growth rate and uniform metabolic activity.Hence, this stage of cells that is log phase are commonly used for industrial applications and research work.

The log phase is also the stage where bacteria are the most susceptible to the action of disinfectants and common antibiotics that affect protein, DNA, and cell-wall synthesis.

Sensitive bacteria means - The bacteria will grow and form colonies, that will each be exposed to different antibiotics. These bacterial colonies can be susceptible, or intermediate in response to the antibiotics: Susceptible or sensitive means the bacteria can't grow if the drug is present.