Answer:
숨을 들이쉴 때마다 폐포가 공기로 채워져 폐가 확장됩니다.
Explanation:
도움이 되기를 바랍니다 !!
Answer:
i think nicotine travels through blood and we know blood reaches the right ventricle first
maybe right ventricle
Answer:
The ecological effects of acid rain are most clearly seen in aquatic environments, such as streams, lakes, and marshes where it can be harmful to fish and other wildlife. As it flows through the soil, acidic rain water can leach aluminum from soil clay particles and then flow into streams and lakes.
Explanation:
Answer:
I believe the answer is a single bacteria cell.
Such unequal distribution of resources was commonly related to land for agriculture, necessary for population growth.
