You place some red blood cells in a solution and observe that they swell and burst. you place some cells in another solution, and they shrink and become wrinkled. explain what has happened in each case.

Which sentence best expresses the differing opinions of these two book reviews?

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

What is true of sea slugs in these orders