![subject](/tpl/images/cats/biologiya.png)
The diffusion of oxygen gas across the cell membrane always occurs -
a with the assistance of cellular energy in the form of atp
b along the concentration gradient of the oxygen gas
c from an area of lower concentration to an area of higher concentration
d at the same rate as the diffusion of carbon dioxide gas
![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)
Biology, 22.06.2019 00:00
Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels
Answers: 3
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 18:00
Prokaryotic and eukaryotic cells are different in many ways other than the presence or absence of a nucleus. if both archaebacteria and eubacteria are prokaryotic cells, then why are archaebacteria more closely related to eukaryotic cells than they are to eubacteria?
Answers: 3
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 21:30
The bacteria in the human gut feeds on the food we eat and us break it down for better digestion. what does this exemplify? (a) predator-prey cycle (b) parasitism (c) mutualism (d) a disrupted food chain
Answers: 1
You know the right answer?
The diffusion of oxygen gas across the cell membrane always occurs -
a with the assistance of c...
a with the assistance of c...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 23:20
![question](/tpl/images/cats/istoriya.png)
History, 16.11.2020 23:20
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 16.11.2020 23:20
![question](/tpl/images/cats/en.png)
English, 16.11.2020 23:20
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 23:20
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 23:20
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 23:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 23:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 16.11.2020 23:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
History, 16.11.2020 23:20
![question](/tpl/images/cats/en.png)
English, 16.11.2020 23:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 16.11.2020 23:20