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BIO 210 - Chapter 3 Questions and Answers Rated A+ $9.99   Add to cart
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BIO 210 - Chapter 3 Questions and Answers Rated A+
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Plasma membrane forms the outer boundary of the cell Cellular organelles each performs specific functions Nucleus contains the cell's genetic material and directs cell activities Cytoplasm the material between the plasma membrane and nucleus Main functions of cells -cell metabolism and energy r...

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  • June 5, 2024
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  • 2023/2024
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BIO 210 - Chapter 3 Questions and Answers Rated A+ Plasma membrane ✔✔forms the outer boundary of the ce ll Cellular organelles ✔✔each performs specific functions Nucleus ✔✔contains the cell's genetic material and directs cell activities Cytoplasm ✔✔the material between the plasma membrane and nucleus Main functions of cells ✔✔-cell metabolism and energy release -synthesis of molecules -communication -reproduction and inheritance Plasma membrane ✔✔also called the plasmolemma or cell membrane Functions of the plasma membrane ✔✔-encloses and supports the cell contents -acts as a selective barrier that re gulates what goes into and out of the cell -plays a role in communication between cells -separates intracellular substances from extracellular substances Intracellular ✔✔inside cells Extracellular (intercellular) ✔✔between cells also called interstitial fluid Lipid bilayer ✔✔double layer of phospholipids with imbedded proteins Membrane proteins ✔✔protein molecules that "float" among the phspholipid molecules; either embedded in or at tached to the phospholipid bilayer Attachment proteins ✔✔proteins that allow cells to attach to other cells Transport proteins ✔✔proteins that move ions and molecules across the membrane

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