The nitrogen cycle in which atmospheric nitrogen is converted into different organic compounds,is one of the most crucial natural processes to sustain living organisms.During the cycle,bacteria in the soil process or fix atmospheric nitrogen into ammonia,which plants need in order to grow.
The continent known for the origin of humans is Africa
Sure, America is a superpower. However, that does not mean that is it perfect. On the outside, to the rest of the world, America is heaven. Perfect everywhere. However, on the inside, it is not perfect. In fact, it is far from perfect.
Each country has its own problems. Sure, some of them can't be solved, like a geographical issue, or a monetary issue, but not this one. Sure, other countries have issues, but not as severe as this one. The impact is greater than most people will ever experience during their life times, even after dying. But this is worse than ever before.
As a country, we can't fix this. As a group of people, we still can't. We must not separate, or discriminate, but rather unite, collaborate, and become one. Bridges are not built on one big piece, but rather multiple that come together to hold the bridge. Like a bridge's support, you can help fix this issue. It's just a matter of whether not you are able to.
The answer is letter D. The reason why encouraging adolescent girls and young women to participate in physical activities is essential because adolescent girls and young women tend to gain more weight. In this period, there are changes in their body which supports heights and physical growth.
