An organism is serologically identified in the clinical laboratory. This is an example of which phenotypic property?

a. Subcellular properties
b. Antigenic properties
c. Resistant profiles
d. Nucleic acid sequence analysis


B
Serologic methods examine the organism's antigenic properties.

Biology & Microbiology

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________ is / are able to degrade infecting bacteriophage DNA, thus protecting the host cell.

A. Protection exonucleases B. Restriction endonucleases C. Modification methylases D. Lysozyme

Biology & Microbiology

In all multi-celled fungi, reproduction begins with ____

a. fusion of male and female gametes b. budding from diploid fruiting structures c. hyphal fragmentation d. fusion of gametophytes e. fusion of haploid hyphae

Biology & Microbiology

Recent discoveries on causes of fragile-X syndrome, myotonic dystrophy, and Huntington Disease indicate which type of genetic alteration?

What will be an ideal response?

Biology & Microbiology

The following data was obtained when testing the length of time to kill a particular non-spore-forming bacterial species at various temperatures. Identify the thermal death point of this bacterial species.

Temperature Time required to kill 50C 25 55C 20 60C 10 65C 8 A) 65C B) 20 minutes C) 60C D) 50C E) 55C F) 10 minutes

Biology & Microbiology