chromosomes are made when dna wraps around
Introduction to Chromosomes. Chromosomes are made up of a strand of DNA tightly wrapped around proteins called histones. This makes the DNA compact and able to fit inside the cellâs nucleus.A gene is a segment of DNA that encodes for a trait. Therefore, genes are located on chromosomes.ntroduction to Chromosomes. Chromosomes are made up of a strand of DNA tightly wrapped around proteins called histones. This makes the DNA compact and able to fit inside the cellâs nucleus.