![subject](/tpl/images/cats/biologiya.png)
![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)
![question](/tpl/images/cats/biologiya.png)
Biology, 21.06.2019 22:30
Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials
Answers: 2
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 07:30
The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?
Answers: 1
You know the right answer?
Creating a prototype and troubleshooting are steps in the development of...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 13.07.2019 09:30
![question](/tpl/images/cats/istoriya.png)
History, 13.07.2019 09:30
![question](/tpl/images/cats/biologiya.png)
Biology, 13.07.2019 09:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/es.png)
Spanish, 13.07.2019 09:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/es.png)
Spanish, 13.07.2019 09:30
![question](/tpl/images/cats/biologiya.png)
Biology, 13.07.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.07.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.07.2019 09:30
![question](/tpl/images/cats/istoriya.png)
History, 13.07.2019 09:30
![question](/tpl/images/cats/mat.png)
Mathematics, 13.07.2019 09:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 13.07.2019 09:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 13.07.2019 09:30