Which process can be described as two cell divisions, genetic variation, and haploid cells?

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

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

In which part of the body is a ball-and-socket joint found?