Biology, 21.04.2020 17:24 amorosoavap5cejz
You encounter a strain of E. coli that is unable to grow or divide using lactose as a carbon source. You analyze the chromosomal genotype of these bacteria, and determine it to be: lacI- lacP lacO lacZ- lacY lacA You want to introduce an F plasmid into this bacterium in order to that restore normal lac operon function: i. e. all three protein-coding genes will be repressed in the absence of lactose and be induced in the presence of lactose. What is the minimum set of genetic elements that you must include on your plasmid in order to achieve this result
Answers: 1
Biology, 21.06.2019 12:30
Which of the following is a difference between a food chain and a food web? selected: a. food webs contain both plants and animals. food chains only contain animals.this answer is incorrect. b. food webs show energy transfer. food chains show which animal eats which animal. c. food webs separate organisms by tropic level. food chains do not. d. food webs are a complex patterns of energy flow. food chains only show one line of energy flow.
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Biology, 22.06.2019 07:30
Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box
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Biology, 22.06.2019 14:20
Which feature would you expect to find in a population in which sexual selection depends on male competition?
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You encounter a strain of E. coli that is unable to grow or divide using lactose as a carbon source....
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