anonymous
  • anonymous
Cell membranes are mainly composed of 2 layers of ______________.
Biology
  • Stacey Warren - Expert brainly.com
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
Cell membranes are composed of proteins and lipids. Since they are made up of mostly lipids.
anonymous
  • anonymous
The cell membrane regulates which materials are allowed to enter and exit a cell by allowing some materials into the cell, but not everything, making it ________.
anonymous
  • anonymous
Cell membranes act as barriers to most, but not all, molecules. Development of a cell membrane that could allow some materials to pass while constraining the movement of other molecules was a major step in the evolution of the cell. Cell membranes are differentially (or semi-) permeable barriers separating the inner cellular environment from the outer cellular (or external) environment.

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anonymous
  • anonymous
Cell membranes act as barriers to most, but not all, molecules. Development of a cell membrane that could allow some materials to pass while constraining the movement of other molecules was a major step in the evolution of the cell. Cell membranes are differentially (or semi-) permeable barriers separating the inner cellular environment from the outer cellular (or external) environment.
anonymous
  • anonymous
There are 2 structures that give support to cells. The _________ gives support from inside the cell and is made up of microtubules and microfilaments. The _____gives support from outside the cells and is made up of specialized proteins.
anonymous
  • anonymous
https://quizlet.com/20629727/unit-2-cell-structures-and-their-functions-flash-cards/ use this it will help u
anonymous
  • anonymous
https://quizlet.com/20629727/unit-2-cell-structures-and-their-functions-flash-cards/ use this it will help u

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