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.

raits that your monster will have. the dna code for each trait is given, so you will need to go through the process of transcription and translation to determine what protein is being made and then match that with the corresponding trait. you may even include a picture of your monster if you are feeling creati