What genome composition makes viruses most susceptible to destruction by prokaryotic restriction endonucleases?
A) dsDNA
B) ssDNA
C) dsRNA
D) ssRNA
Answer: A
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Phototrophic purple bacteria such as Rhodobacter species grow ONLY by photosynthesis, using bacteriochlorophylls to harvest light
Indicate whether the statement is true or false.
Development of emerging infectious disease can be a result of all of the following EXCEPT
A) microbial mutation. B) modern transportation. C) use of genetically modified foods. D) changes in the environment. E) overuse of antibiotics.
The majority of defects in human genes are
a. large deletions. b. missense or nonsense mutations. c. large rearrangements. d. mutations affecting splicing. e. small deletions.
GM plants that are in various developmental pipelines include those that are ________
A) tolerant of radiation exposure B) tolerant of increased salinity C) incapable of recombination D) tolerant of heavy metals