Laboratory Animals Reared in Gnotobiotic Conditions _____

question 37

Multiple Choice

Laboratory animals reared in gnotobiotic conditions _____.

• A)are fed probiotics to disrupt the composition of their microflora
• B)lack normal gut microbiota
• C)develop appendicitis
• D)have larger secondary lymphoid tissues than do control animals
• E)have elevated levels of SIgA in the gut lumen.

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