Answer: if they help you break down food
Explanation:
Mutualism is a biological relationship between TWO or more organisms of different species (inter-specie) in which one or more benefits.
A good example is bacteria in the human intestine that helps to break down cellulose contained in food, thus benefitting humans.
When your body temp gets too low you begin to shiver. Brining your body temp to a comfortable level will cause it to stop shivering.
Just like how mitosis sorta sounds like toe, I guess you can say "My Toe ill" to remember that mitosis is the repairing of cells.
By mutating, especially if it is RNA stranded it will mutate quicker than DNA. Hope this helps brainliest would be awesome!