They lower the average density of their body; because of the air it feels like a slight decrease in the weight.
B! The strongest characteristics will survive when the weak ones won't
2. The endosymbiotic theory suggests that a eukaryotic cell is the result of one prokaryotic cell eating another.
The subculture with an affinity for motorbikes and leather is known as Rockers. The rival group, those that prefer fashion and music, is known as Mod. These subcultures are of British origin and are divided on the basis of their tastes.
Rockers are also referred to as Leather Boys, given how much they enjoy wearing and using leather items.
