Subject: ERROR ON RESULTS FOR BLOOD AGAR, DNASE, AND MANNITOL SALT AGAR

HI I HOPE YOU CAN HELP ME. I PERFORMED A TEST WHICH IS A UNKNOWN THEY GAVE US 
2 BACTERIA ONE IS S.EPIDERMIS AND S. AUREUS. THE FIRST TEST WAS THE COAGUALSE 
TEST WHICH I GOT POSSITIVE FOR COAGULATION WHICH IS S. AUREUS BACTERIA, THE 
TELLURITE TEST WAS POSITIVE AS WELL IT TURN BLAC WHICH INDICATES S. AUREUS, 
FOR THE CATALASE IT WAS POSITIVE BECAUSE IT BUBBLES WHICH IS S. AUREUS AGAIN, 
MY GRAM STAIN WAS PURPLE, CLUSTER SHAPE WHICH IS S.AUREUS, THE PROBLEM IS WHY 
I AM GETTING S. EPIDERMIS IN BLOOD AGAR, MANNITOL SALT AGAR AND DNASE ON MY 
RESULTS WHEN IT SUPPOSED TO BE S.AUREUS ALL THE WAY THROUGH

PS: PLEASE HELP ME WITH THIS CONFUSION SINCE I HAVE TO DO A REPORT HOMEWORK 
FOR MY MICRO CLASS.

THANK YOU

SARA 

Re: ERROR ON RESULTS FOR BLOOD AGAR, DNASE, AND MANNITOL SALT AGAR