Air enters the body through two or openings, in the nose. air moves through the which is also a part of the digestive system. air moves into the, or windpipe. air moves through the passages that direct air into the lungs.

i believe it would be the lungs.

children tend to take more after their grandparents more than their parents. it’s the dna you received that was passed down to you somewhere in your family. maybe one of your grandparents had/has straight hair and you might have gotten it from them.