Hydrolysis.Water can add to a material to make a new material or it can dissolve a material to change it. Have a good day
Im going with Genes inserted from other organisms.
I believe it would be an observation
Observation in scientific process refers to gathering facts and information. In this particular context, we could see that the microbiologist is simply stating what he/she saw on the mold on the agar plate. The microbiologist simply writing down all the facts without making any explanation or assumption.
The food that was going to get getting eating that animal or whatever is going to grow