There are no notable zones around the colonies. Staphylococcus epidermidisis ... investigators will also stab several times through the agar using an inoculating loop. This stab allows for the ...

The remaining cultures (Streptococcus pneumoniae, and Streptococcus pyogenes) will be taken from the blood agar plates inoculated in the previous lab. Repeat step 2 with the remaining 3 bacterial ...