High level radioactive wastes: a. are produced by nuclear power plants and nuclear weapons facilities. b. can be safely and permanently disposed of c. do not include spent fuel rods and tailings from uranium mining. d. have very short half-lives. e. all of these

Why do carbohydrate molecules function so well as fuel for the body?

15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids