Testing by Marines showed that women had more difficulty shooting straight than men. Being in the military, knowing how to shoot straight is very important. You can't have someone sketchy on your team. They won't do you any good. Every member of the team must be a phenomenal shooter. Because if you can't kill the enemy, he will kill you. The Marines also discovered that men can throw much farther than women. The men are capable of throwing grenades an average of 30 to 35 meters (98 to 115 feet). A squad of Marines was involved in a firefight and a security officer, who was a woman, came to help and attempted to throw a grenade. He could only throw it 15 meters, which is the radius of injury, and forced the Marines to dismount and take cover, because it could have injured or killed some of them. After that, they took the grenades away from her and did that