How is genetic information packaged? Describe how genetic information is packaged. How do I create a concept map? How am I graded? Switch to keyboard version alleles can occur in condensed or uncondensed forms in chromatids can, after DNA replication, contain two chromatin consists of functional units called chromosomes detormine an organism's DNA have different versions called genes is a polymer of genotype is packed with proteins to form nucleic acids is the observable expression of phenotypo