Explain why there are six different types of membrane proteins in the cell membrane. Be sure to include how their different structures facilitate their functions.

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How are extrusive rocks formed? magma gets trapped inside earth and cools to rock. volcanoes apply force to solid rocks and eject them. magma gets forced to earth’s surface and cools to rock. volcanoes trap lava inside earth, where it cools to rock.

What best describes lactic acid fermentation?

During convection, less dense fluid rises and denser fluid sinks.