- All the choices are wrong about the" Gram stain" except :

- The cell wall structure of Gram positive compose of lipopolysaccharide:

To differentiate between Staphylococcus and Streptococcus we use:

-In this test we need plasma:

- The best test to identified the antibiotic bacteria use:

_ Use to do reproduction and know causes of bacteria infections:

- We have ___ steps to differentiate and diagnosis Staphylococcus bacteria:

-It has other name "Identified test " :

Media use for deffrantiated between types of clostridium species:

Streptococcus is divided according to the hemolytic activity on blood agar to :

All of them are groups of Beta hemolytic except :

S .faecalis causes :

Penicillin needles are used to avoid the occurrence of rheumatic fever, but in case the patient is allergic to them, we use:

Requirement the bacteria to growth

Beta hemolytic streptococcus that is sensitive to bacitracin

Is antigen causes hemolytic to RBC

RVMM is specefic for