![subject](/tpl/images/cats/biologiya.png)
Biology, 25.06.2019 19:00 mbrisen7420
Which of the following require the use of energy to move a molecule across a cell membrane
![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, 22.06.2019 00:00
As a small change in a person's dna can cause a genetic disorder
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 02:30
Are the earth's ocean floor and continents the same age geologically? why or why not?
Answers: 1
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 05:20
Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.
Answers: 3
![question](/tpl/images/cats/biologiya.png)
You know the right answer?
Which of the following require the use of energy to move a molecule across a cell membrane...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/mkx.png)
Arts, 25.02.2021 17:30
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 25.02.2021 17:30
![question](/tpl/images/cats/en.png)
English, 25.02.2021 17:30
![question](/tpl/images/cats/fr.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 25.02.2021 17:30
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 25.02.2021 17:30
![question](/tpl/images/cats/en.png)
English, 25.02.2021 17:30