Which of the following is generally NOT considered an ethical issue regarding recombinant DNA technology?
A) the modification of crop plants
B) screening of humans for genes that predispose them to disease
C) unforeseen impact on the environment
D) the modification of animals to produce pharmaceuticals for humans
E) answering basic research questions
E
Bloom's Taxonomy: Comprehension
Section: The Ethics and Safety of Recombinant DNA Technology
Learning Outcome: 8.24
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Oxygen (O2) makes up about 21% of the Earth's atmosphere. The graph below depicts changes in atmospheric O2 levels measured between the years 1990 and 2008. Which biological process accounts for the oscillating pattern observed in this dataset?
A. photosynthesis B. respiration C. More information would be needed to answer this question.
A friend tells you a story about his grandmother, who moved to your city from her home across the ocean when she was very young, bringing with her a pair of mice that were commonly kept as pets where she was born. Shortly after arriving, however, the mice escaped. After listening to this story, you do some research and discover that the wild mice that live in your city have only been documented within the past half century and, although they share distinctive traits with domesticated mice that only exist near your friend’s grandmother’s birthplace, they are unable to interbreed. Which statement could be true?
a. The mice in your city have acquired a mutation that renders them incapable of reproduction. b. The two populations of mice are unable to reproduce due to reinforcement. c. Your friend’s grandmother inadvertently caused allopatric speciation via dispersal. d. The similarity between these two species of mice can be explained by vicariance.
How many liters of water does an average human need to replace each day by consuming food or drink?
A) 1 B) 2 C) 3 D) 4
You observe a microbiologist examining two plates and notice the pattern of colonies are nearly identical with the exception of a few colonies that are absent on one of them. The plates likely were produced by
A) positive selection culturing. B) replica plating. C) pour plating. D) streak plating. E) the Ames test.