PLEASE PLEASE HELP PLEASE

Which list shows the levels of organization of an organism in hierarchical order from left to right, from the smallest to the most complex?

Arational expression has been simplified below. (x-5) (x+1)/3(x+1) = x-5/3 for what values of x are the two expressions equal

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a. precipitation b. erosion c. migration d. condensation