Which of the following is not a feature of vertebrates?
a. Flexible backbone.
b. Breathe thr...
![subject](/tpl/images/cats/biologiya.png)
![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)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 22:00
Actual age your first developed of age well comparison age refers to absolute age true or false
Answers: 1
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 07:30
Which greenhouse gas is emitted when burn fossil fuels for energy? a.nitrogen b.oxygen c.carbon dioxide d.helium
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.11.2020 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/fizika.png)
Physics, 16.11.2020 14:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 16.11.2020 14:00
![question](/tpl/images/cats/istoriya.png)
History, 16.11.2020 14:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 14:00
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 16.11.2020 14:00
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 16.11.2020 14:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)