👉 Lacunosa, in genetics and genomics, is a term used to describe a specific type of genetic variation that occurs when a particular gene or set of genes are not expressed or functioning properly. This condition can occur due to several factors such as mutations, deletions, duplications, etc., which disrupt the normal function of the gene. Lacunosa refers to an irregular pattern or lack of expression in a gene or gene region within a chromosome that does not correspond to any known functional