Platinum can be found in which of the following formations?
a. hydrothermal veins
b. sedimentary bands
c. chromite bands
d. aggregates

Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users

18. how do the cells in meiosis differ from the cells in mitosis?

How energy move through ecosystem ?