In which era did mammals emerge? cenozoic mesozoic paleozoic precambrian

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

Aprocedure done under controlled conditions to test a hypothesis is an inquiry.

What is one affect on the australian environment due to the introduction of non-native european rabbits