Hours & Admission Open every day except Tuesday. Following the terror attacks in Paris on November 13, 2015, the Louvre is strictly applying the security measures decided by the French authorities to ensure the safety of our visitors. It is strongly recommanded not to bring suitcases and luggage to the museum. Only luggage not exceeding 55 cm x 35 cm x 20 cm will be accepted.
deletion. 1  an act or instance of deleting. 2  the state of being deleted. 3  a deleted word, passage, etc. 4  Genetics. a type of chromosomal aberration in which a segment of the chromosome is removed or lost.
DNA helps in the development and propagation of the species. A chromosome deletion can be described as a chromosome break that results in the loss of genetic code. Deletion is also known as gene deletion or deletion mutation. This can occur anywhere along the chromosome and can occur with any chromosome.