The main use of semi-solid medium is () A: Detection of bacterial motility B: detection of bacterial aerobic C: detection of bacterial pathogenicity D: detection of bacterial anabolism E: Detection of bacterial catabolism

The main use of liquid medium is () A: isolation<br/>of single colony B: identification of strains C: observation of<br/>bacterial motility D: bacteria enrichment E: detection of bacterial<br/>toxins

The main purpose of semi-solid medium is (). A: Check the motility of bacteria B: Check the ability of bacteria to metabolize glucose to produce acid and gas C: Check the ability of bacteria to metabolize tryptophan to produce indole D: None of the above

Which of the following statements about the enteric nervous system is TRUE? A: It functions both autonomously and by communication with the central nervous system B: Its neurons are embedded only in the tunica mucosa C: It controls secretion, but has no effect on motility in the intestine D: It innervates the esophagus and stomach, but not the intestines E: It’s not communicated with the central nervous