![subject](/tpl/images/cats/biologiya.png)
Biology, 25.11.2020 14:00 angoliabirtio
Explain why worms have outer skin as their respiratory surface rather then lungs. NO google answer. ASAP
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/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 07:00
Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.
Answers: 2
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:40
18. over time, how do sand dunes tend to migrate? a. perpendicular to the movement of the wind b. in the same direction as the wind blows c. toward the wind d. in random directions
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:20
Pl as time goes by and water goes through the water cycle again and again, the amount of water on earth: increases decreases ostays the same goes up and down
Answers: 1
You know the right answer?
Explain why worms have outer skin as their respiratory surface rather then lungs. NO google answer....
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 12.12.2021 23:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 12.12.2021 23:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 12.12.2021 23:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fr.png)
French, 12.12.2021 23:20
![question](/tpl/images/cats/en.png)
English, 12.12.2021 23:20
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 12.12.2021 23:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 12.12.2021 23:20
![question](/tpl/images/cats/mat.png)
Mathematics, 12.12.2021 23:20