Performing a bacterial isolation by streaking, using sterile (aseptic) technique, consider the expected outcome on the streak plate after the following: Two organisms were in the original sample. Organism G was present at twice the abundance of Organism H (so 2/3 of the original sample). The streak plate was generated using 4 areas (quadrants)- A, B, C & D. Area A was inoculated with a loop containìng 3 mìllion organisms from the original culture, which was mixed very well and considered to be homogeneous. Areas B, C & D were streaked from the previous area with a sterilized loop, with each streak transferring 2% of the organisms from the previous area (assume the relative abundance of the two organisms was maintained). What is the expected outcome in Area on this streak plate? 2d
Performing a bacterial isolation by streaking, using sterile (aseptic) technique, consider the expected outcome on the streak plate after the following: Two organisms were in the original sample. Organism G was present at twice the abundance of Organism H (so 2/3 of the original sample). The streak plate was generated using 4 areas (quadrants)- A, B, C & D. Area A was inoculated with a loop containìng 3 mìllion organisms from the original culture, which was mixed very well and considered to be homogeneous. Areas B, C & D were streaked from the previous area with a sterilized loop, with each streak transferring 2% of the organisms from the previous area (assume the relative abundance of the two organisms was maintained). What is the expected outcome in Area on this streak plate? 2d
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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
Transcribed Image Text:Performing a bacterial isolation by streaking, using sterile (aseptic) technique, consider
the expected outcome on the streak plate after the following:
Two organisms were in the original sample. Organism G was present at twice the
abundance of Organism H (so 2/3 of the original sample).
The streak plate was generated using 4 areas (quadrants)- A, B, C & D. Area A was
inoculated with a loop containìng 3 mìllion organisms from the original culture, which
was mixed very well and considered to be homogeneous. Areas B, C & D were streaked
from the previous area with a sterilized loop, with each streak transferring 2% of the
organisms from the previous area (assume the relative abundance of the two organisms
was maintained).
What is the expected outcome in Area
on this streak plate? 2d
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