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.
== == James Naismith invented the game of basketball in 1891 in Springfield, Massachusetts but at the time he used a soccer ball.U.S. patent #1,718,305 was granted to G.L. Pierce on June 25, 1929 for the basketball used in the game. Spaulding was one of the first companies that manufactured basketballs.asketball was invented in 1891 by physical education instructer  James Naismith at Springfield College in springfield. He created  the game so his phys-ed students could pl â¦ ay a sport in the winter  that was indoors.