Which of the following characteristics apply to all amphibians? (Choose all that apply) permeable skin
ectothermic
lungs instead of gills
metamorphosis involving two or more distinct stages

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land