Which allows more movement? Pivot or Ball&Socket joints?

If vegetable oil is made out of veggies, then what is baby oil made out of?

Depending on the organism the number of in a cell may change

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