The toxin production by Corynebacterium diphtheriae carrying a temperate phage is an example of __________.
a. phage conversion
b. general transduction
c. specialized transduction
d. phage lysis
Ans: a. phage conversion
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The agent of microevolutionary change that is most likely to introduce genetic variation from another population is
referred to as ____.
a. genetic drift b. gene flow c. natural selection d. mutation e. nonrandom mating
Expressed sequence tags, or ESTs,
A) are genetic markers generated from cDNA. B) pertain to expressed genes only. C) are oligonucleotides derived from mRNA. D) A and C only E) All of these
The pressure exerted on the inner walls of the arteries when the heart relaxes between beats is the ____ pressure
a. systolic b. diastolic c. barometric d. residual
A primary purpose for the use of stains in microscopy is to increase the (magnification/brightness/contrast) of a specimen.
Fill in the blank(s) with the appropriate word(s).