Farmers and horticulturalist bred broccoli, cauliflower, kale, and cabbage from the wild mustard plant through?
A. Natural selection
B. Genetic drift
C. Artificial selection
D. Evolution
E. Sexual selectio
C. Artificial selection
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The commensal Neisseria spp. are often confused with pathogenic gram-negative diplococci. A simple test utilizing a blood agar plate and an antibiotic disk resulting in elongation of the cells assists in the differentiation of these organisms. Which antibiotic disk is utilized in this applica-tion?
a. Cephalosporin b. Vancomycin c. Penicillin d. Metronidazole
Stretching and twisting a joint suddenly and too far causes a
a. strain. b. fracture. c. bruise. d. dislocation. e. sprain.
A nonsense mutation is a base-pair substitution that results in the replacement of one amino acid with
another. __________________ Indicate whether the statement is true or false.
Which of the following is not an application of PCR?
A. study of mummies B. study of evolutionary history C. investigation of crime scenes D. detection of a genetic disorder E. treatment of cancer