Answer:
숨을 들이쉴 때마다 폐포가 공기로 채워져 폐가 확장됩니다.
Explanation:
도움이 되기를 바랍니다 !!
B. Density has been decreased Or D.
The answer is the second and third answers. Kingdom Protista is a polyphyletic taxon, meaning they did not evolve from one common ancestor, unlike what you see from a monophyletic taxon. Because they come from multiple ancestors, they share more similarities with other organisms from other kingdoms, rather than themselves.
Work done = 100J
Distance = 5 meters
Force = ?
Force = 100/5 = 20N
Therefore, the force needed is 20 Newtons
The correct answer would be A. All organisms are composed of multiple cells