Explain the Law of Superposition and discuss how scientists use it to explain the history of life on earth.

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.

you should wear a lead protective shield when having teeth x-rays

hope i

-lavira : )

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added