Compare artificial and natural mutations. What is the practical significance of artificial mutations?

Any good scientific theory finds practical application. So is genetics. Its laws are closely related to practice. Genetic scientists worked with economically useful objects. For example, breeding new breeds of chickens, corn, poppy … At seed companies they worked on crossing cultivated plants and breeding flowers, legumes, cereals, vegetables. As a result of the use of gene mutations in practice, antibiotics (penicillin, tetracycline, streptomycin) were discovered.