![subject](/tpl/images/cats/biologiya.png)
Biology, 18.11.2019 13:31 DiamondW8526
Most animal cell membranes have proteins that pump ions out of the cell and potassium ions into the cell.
![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, 21.06.2019 16:30
25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 06:00
Monomers are the building blocks of larger molecules, called polymers. for example, proteins are composed of chains of amino acids that are linked together. cellulose is a polymer that makes up plant cell walls. cellulose is made from a chain of c6h10o5 molecules. which monomers are most likely used to produce cellulose? why?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 13:00
This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 14:20
Drag the tiles to the correct boxes to complete the pairs. match each cell organelle with its description.
Answers: 3
You know the right answer?
Most animal cell membranes have proteins that pump ions out of the cell and potassium ions into the...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 21.09.2019 07:50
![question](/tpl/images/cats/biologiya.png)
Biology, 21.09.2019 07:50
![question](/tpl/images/cats/mat.png)
Mathematics, 21.09.2019 07:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.09.2019 07:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
English, 21.09.2019 07:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.09.2019 07:50
![question](/tpl/images/cats/istoriya.png)
History, 21.09.2019 07:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/nemec.png)
German, 21.09.2019 07:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.09.2019 07:50
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.09.2019 07:50
![question](/tpl/images/cats/health.png)
Health, 21.09.2019 07:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.09.2019 07:50
![question](/tpl/images/cats/mat.png)
Mathematics, 21.09.2019 07:50