Regular, nonsporing gram-postive rods

Question 1

Genus Lactobacillus

Answer 1

no sample species given. Lactobacilli ferment carbohydrates, producing acids. A common and necessary member of the vaginal normal flora, prevents colonization of vaginal epithelium by yeasts and other pathogens. Some lactobacilli used to produce yogurts, pickles, sauerkraut and buttermilk.

Question 2

Genus Listeria

Answer 2

L.monocytogenes, notable for being able to grow readily in refrigerated food. Found widely in animal populations, infection in pregnant women can result in serious consequences to the fetus. Occasional cause of sepsis and meningitis particularly in elderly and immunocopromised individuals