DNA and histone proteins are packaged into structures called chromosomes. In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes.Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.Chromosomes are not visible in the cellâs nucleusânot even under a microscopeâwhen the cell is not dividing.ach chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure. Chromosomes are not visible in the cellâs nucleusânot even under a microscopeâwhen the cell is not dividing.
Answers. Best Answer: The invention of the minie ball, coupled with the invention of the rifle-musket, allowed for faster shooting and more devastating injuries.The minie ball is shaped like the modern bullet, and shatters on impact.The musket ball, round and circular, would not fracture inside the body, making it easy to pull out. Other important inventions were the Gatling gun, the repeating rifle, and ironclads.he musket ball, round and circular, would not fracture inside the body, making it easy to pull out. Other important inventions were the Gatling gun, the repeating rifle, and ironclads.
Civil War Cannon Balls. Cannon Balls were used in the American Civil War as field artillery. These cast iron balls full of explosive powder were used by the Union and Confederate side, both by infantry and Calvary soldiers. Somehow, they still keep showing up in the yards and properties of people who live in the former war zone.