Why would scientists mutate genes on purpose

they do it for the advantages

Explanation:

mutation decreases the fitness of the organism. A beneficial, or advantageous mutation increases the fitness of the organism. ... In the neutral theory of molecular evolution, neutral mutations provide genetic drift as the basis for most variation at the molecular level.

did u get the answer? /? ? / me

desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.