This is called active transport. The proteins use ATP to transport stuff in and out of the cell.
Answer:
The respiratory system enables oxygen to enter the body and carbon dioxide to leave the body.
B. <span>A population of wolves was introduced into Yellowstone National Park
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Answer:
1. Science only deals with observables
2. Science is limited by God
3. Models aren't reality
4. Science can't make value judgements
5. Science can't make value judgements
6. Can't prove universal negatives
7. Can't make moral judgement right and wrong
8. Can't produce final answers
9. Science is subject to biases and presuppositions
<h2>hope this helps :D</h2>