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.However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope.hromosomes are not visible in the cellâs nucleusânot even under a microscopeâwhen the cell is not dividing. However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope.
What do people call the imaginary line along the top of the Rocky Mountains? Who was the original singer of Rocky Top?   'Rocky Top' was written by Felice and Boudleaux Bryant and first recorded by the Osborne Brothers in 1967; it was a hit for Lynn Anderson in 1970.
Few âpower chordsâ are more instantly recognizable than the guitar blasts that open Survivorâs âEye of the Tiger.â The rock hit served as the theme song for the 1982 film âRocky III,â starring Sylvester Stallone as boxing champion Rocky Balboa. Post to Facebook.