A petri dish filled with a nutrient gel containing red blood cells that is used to detect the presence of streptococcal bacteria in a throat culture
A nutrient media, agar, and 5-10% blood
Sheeps blood
Many pathogens either fail to grow entirely or exhibit morphologies and hemolytic patterns on human blood agar that confound colony recognition.Availability of sheep blood is one reason (Need not to...
Hi...Because We wanna grow Bacteria , so It must'nt be effected by Antibodies ...and sheep blood has less Antibodies than other Bloods .