Biology, 15.04.2021 21:40 marahsenno
E. coli is a species of bacteria that causes many different infections in humans. Certain E. coli strains have developed resistance to antibiotics, making infections with these strains difficult to treat. How do bacteria such as E. coli, which reproduce asexually, gain new traits such as antibiotic resistance?
A. by adapting to changes in environmental conditions without undergoing changes in their DNA
B. by mutating their DNA in response to environmental conditions to gain beneficial traits
C. by producing offspring with new gene assortments from genetic recombination, which increases diversity in a population
D. by undergoing spontaneous mutations when they replicate, which increases genetic variation in a population
Answers: 3
Biology, 22.06.2019 13:00, diamondgdm
What do you need to use in order to work as an environmental scientist? you need to use the scientific method and__ in order to work as an environmental scientist.
Answers: 1
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