![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:00
This rapid change in species that rarely leaves behind fossil evidence is referred to as
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:20
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 15:30
Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
You know the right answer?
What happen when humans burn fossil fuels...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.06.2019 05:30
![question](/tpl/images/cats/es.png)
Spanish, 28.06.2019 05:30
![question](/tpl/images/cats/fizika.png)
Physics, 28.06.2019 05:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 28.06.2019 05:30
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
History, 28.06.2019 05:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.06.2019 05:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
History, 28.06.2019 05:30
![question](/tpl/images/cats/mat.png)
Mathematics, 28.06.2019 05:30
![question](/tpl/images/cats/mat.png)
Mathematics, 28.06.2019 05:30
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)