If chromosomal DNA from a host is the only type of DNA carried by a transducing particle, what can be concluded regarding transduction in this case?
A. Transduction in this case could be generalized or specialized depending on the phage involved.
B. Transduction in this case is generalized rather than specialized.
C. Transduction in this case is neither generalized nor specialized.
D. Transduction in this case is specialized rather than generalized.
Answer: B
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Which of the following engulf and digest pathogens at the beginning of the inflammatory response?
a. Interferons b. Neutrophils c. Macrophages d. Monocytes
Genomic libraries can be constructed using either bacterial plasmids or what other vector?
A) bacteriophages B) ribosomes C) human chromosomes D) tRNA
Which statement applies to facilitated diffusion?
a. It requires ATP. b. It can involve either carrier proteins or channel proteins. c. It is nonspecific with respect to the nature of the molecules being transported. d. It is not dependent on a concentration gradient.
The end products of the citric acid cycle include all of the following except
A) pyruvate. B) CO2. C) ATP. D) FADH2. E) NADH.