Biology, 18.03.2021 01:40 pineapplepizaaaaa
A current challenge for doctors involves the bacterial strain Clostridioides difficile, which no longer responds to traditional antibiotic treatments.
Which of the following best explains why this particular strain of bacteria is resistant to antibiotic treatment?
A. Mutations creating new alleles occur more frequently in this species of bacteria than in other species.
B. Crossing over during meiosis increased genetic variability in the bacteria.
C. The bacteria have high genetic variability and high reproductive rates.
D. The bacteria are able to recognize and destroy the antibiotics by breaking them down extracellularly.
Answers: 3
Biology, 22.06.2019 13:50, allieballey0727
The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?
Answers: 2
Biology, 22.06.2019 16:20, ticklepink05
Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred
Answers: 2
A current challenge for doctors involves the bacterial strain Clostridioides difficile, which no lon...
Health, 27.08.2019 18:30
Health, 27.08.2019 18:30
Geography, 27.08.2019 18:30
Physics, 27.08.2019 18:30
Mathematics, 27.08.2019 18:30
Mathematics, 27.08.2019 18:30
Social Studies, 27.08.2019 18:30