De order in decreasing size is a cell >> nucleus >> DNA >> chromosome >> gene >> base.
What is the genetic material?
The genetic material is the DNA (i.e., the genome) contained in one cell of a particular organism.
In eukaryotic organisms, the genetic material is contained in a specialized structure called the cell nucleus.
The chromosomes are linear fragments of the DNA molecule, whereas genes are fragments of chromosomes.
Learn more about the genetic material here:
https://brainly.com/question/996038
