Genetic tools refer to techniques and methods that are used to manipulate and study genes and their expression in organisms. These tools are essential for studying the functions of genes, understanding genetic diseases, and developing genetic engineering technologies. Some common genetic tools include polymerase chain reaction (PCR) for amplifying DNA, gene editing techniques like CRISPR-Cas9 for making precise changes to genes, and gene sequencing methods for analyzing the DNA sequence of an organism. Overall, genetic tools play a crucial role in advancing our knowledge of genetics and genomics.