Answer: b
Explanation:
An open system is when nutrients and waste are moved through the body freely through the body cavity, rather than being enclosed in veins.
A is the correct answer, I believe. There are not usually enough doners as there are people who need the organs, so doing this COULD help (though it's gross)
~Hope this helps!
Answer:
A
Explanation:
i think that's the answer but I'm not sure
The parcelization and urbanization of forests bring with them serious consequences for nature and humans beings, although we probably see it as an advance; deforestation, logging, burning, seriously affect the vegetation, and the fauna of a forest, the human workforce , the deviation of rivers and the modification of natural zones seem to be a development of society, but in the long run it affects more to humans than to nature itself, because we are the ones who will not have natural lungs to breathe, and those who soon will be drowned with our own pollution, because there are no forests, no nature to purify the air we need.
