![subject](/tpl/images/cats/biologiya.png)
Biology, 20.12.2019 10:31 Baby010391
Is anyone smart enough to answer this impossible question?
over the past 50 years, natural selection has caused populations of an infectious bacterium to evolve resistance to most antibiotics. if antibiotic use were stopped, which of the following is most likely to occur within the bacteria populations?
the bacterium will go extinct without the presence of antibiotic.
the frequency of nonresistant forms will decrease in these population.
the bacteria populations will begin colonizing new environments.
the frequency of resistant forms will decrease in these populations.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Biology
![image](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 11:00, Loliii
Membrane vesicles containing an internal sodium chloride (nacl) concentration of 0.14 m are placed into separate beakers each containing a different solution. the first beaker contains 0.14 m sucrose, while the second beaker contains 0.14 m calcium chloride (cacl2). the temperature is 25°c. what is the solute potential inside the vesicles, expressed in units of mpa?
Answers: 2
![image](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:40, seby951
Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
Answers: 1
![image](/tpl/images/cats/biologiya.png)
You know the right answer?
Is anyone smart enough to answer this impossible question?
over the past 50 years, natural se...
over the past 50 years, natural se...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 17.09.2021 16:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 17.09.2021 16:50
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 17.09.2021 16:50
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 17.09.2021 16:50
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/informatica.png)