![subject](/tpl/images/cats/biologiya.png)
Biology, 15.07.2019 22:00 kromaug1517
What happens during crossing over? homologous chromosomes trade pieces of dna. sister chromatids form tetrads and line up randomly. tetrads separate and produce two haploid daughter cells. spindle fibers form and attach to centromeres.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Biology
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 15:10
Secondary succession would most likely be taking place in a(n)
Answers: 1
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:20
Which organ controls breathing? lungs alveoli heart diaphragm
Answers: 2
You know the right answer?
What happens during crossing over? homologous chromosomes trade pieces of dna. sister chromatids fo...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 18:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 18:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 18:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 13.10.2019 18:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 18:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 18:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.10.2019 18:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 13.10.2019 18:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/es.png)