i hope you learn something today https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3593650/#:~:text=We%20now%20know%2C%20however%2C%20that,such%20as%20diet%20and%20hygiene. #scent #smell #dna #related #family #learnsomethingnew #similardna #similarsmell