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PRE-LAB SESSION 11 - 2 To get isolated colonies the pure...

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Lab Session 11: Unknown Identification March 29-31 (To be turned in PRIOR to start of recitation for lab 11) Name: _______Td Khang_______________________________ Objective: This experiment has many objectives. One is to observe and identify the various types of Streptococcus sp. Another is to observe and identify the different types of microbial flora of the throat. And the final objective is to identify unknown cultures using techniques learned from previous labs. Procedure for Different types of Streptococcus sp.: 1. Observe and examine cultures from last week. Also look at the plates already prepared. Procedure for Identifying Unknown cultures: Day 1 1. Pick up assigned tubes from 304 MacNider and record number in lab manual
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Unformatted text preview: 2. To get isolated colonies, the pure culture unknown was streaked on the blood agar plates. To get isolated colonies, the mixed culture unknown was streaked on the blood agar plates and the MacConkey Agar plate. All plate are label with correct information and placed in correct incubation box. 3. URT plates are incubated at 35 C for 1 or 2 days. The mixed cultures are incubated for less than a day. Day 2 1. Find out if there are at least two different organisms on at least one of your plates. 2. Next look at chart to determine appropriate technique to use next. 3. Record results on the report forms 4. Identify the organism and write about it 5. Place all tubes and plates in the biohazard bin....
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