1 Lymph nodes, also referred to as lymph glands, are important part of the immune system.  Lymph nodes are located throughout the body, but visible and palpable only when they are enlarged or swollen.
Answer   Chromosomes are located in the nucleus of a cell in eukaryotes. In prokaryotes (which lack a cell nucleus) chromosomes are circular in shape usually found â¦ attached to the plasmid membrane.
CHROMOSOMES. Chromosomes are structures located in the nucleus of the cell. They are made of DNA and protein. Chromosomes are long thin threads called chromatin until cell division occurs. Then they become visible as rod-like chromosomes. Chromosomes are composed of genes. All the genes of an organism make up the organism s genome.