Cultures of a bacterial species were incubated on the shelf of a refrigerator, out on a lab bench top, on the shelf of a 37C incubator, and on the shelf of a 50C incubator. After incubation, there was no growth at 37C and 50C, very slight growth out on the bench top, and abundant growth at refrigeration. What term could be used for this species?

Cultures of a bacterial species were incubated on the shelf of a refrigerator, out on a lab bench top, on the shelf of a 37C incubator, and on the shelf of a 50C incubator. After incubation, there was no growth at 37C and 50C, very slight growth out on the bench top, and abundant growth at refrigeration. What term could be used for this species?



A. halophile
B. mesophile
C. anaerobe
D. psychrophile
E. capnophile



Answer: D


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