MacConkey Agar Serves Which Purpose When Used in the Bacterial

question 10

Multiple Choice

MacConkey agar serves which purpose when used in the bacterial fecal culture?

• A)Evaluation of general flora and predominant species
• B)Selection of enteric pathogens such as Salmonella,Aeromonas,and others
• C)Inhibition of normal flora and selection of enteric pathogens
• D)Enrichment for enteric pathogens such as Salmonella and others

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Definitions:

Evolutionary Change

The evolution process by which distinct forms of life are understood to have evolved and spread out from previous versions throughout the history of Earth.

Extinction

The permanent loss of all members of a species, making it unable to survive, reproduce, or recover in its natural environment.

Abiotic Factors

Non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.

Cambrian

A geological period approximately 541 million years ago marked by a rapid diversification of life forms in the fossil record.