328. Heslop-Harrison JS. 2017. Polyploidy. In: Reference Module in Life Sciences, Elsevier, ISBN: 978-0-12- 809633-8, http://dx.doi.org/10.1016/B978-0-12-809633-8.06934-X (££$$€€) (see https://www.elsevier.com/solutions/sciencedirect/content/reference-modules for information about the series.) Abstract Polyploid organisms are eukaryotes that have more than two complete sets of chromosomes (one from each parent or ancestor) in somatic and germline cells of animals, fungi, and plants. Polyploidy of individual cells…