Biology, 06.04.2020 22:25 nathan1010
You have taken E coli strain A which has its own plasmids and mixed it with E coli B strain without plasmids E coli B cells now have plasmids but in addition they also carry some genes from E coli A strain. What has happened is:.
A. The E coli B cells have become mutants of the original culture.
B. Vertical transmission of DNA has occurred.
C. An example of transformation.
D. The calls of E coli A were Hfr cells.
Answers: 2
Biology, 21.06.2019 20:00, vannia
!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.
Answers: 1
You have taken E coli strain A which has its own plasmids and mixed it with E coli B strain without...
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