A series of steps that guide scientist to investigate questions about the natural world

I believe this would be The Scientific Method

Explanation:

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's

2%? i tried finding the exact sorry if it's not 100% correct ; -;