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What is Alpha Hemolysis?
Incomplete hemolysis; oxidizes the iron in hemoglobin producing a "greenish" discoloration on blood plates.
What is Beta Hemolysis?
Complete destruction of red blood cells; results in clearing around growth
What is Gamma Hemolysis?
No hemolysis; results in no change in the media and appears “red”
What is the purpose of “Hemolysis”
To break down RBC in media
Is often used to distinguish between the different species of pathogenic Streptococcus bacteria.
Blood Agar