Cell membrane overview. Cell membrane questions. Google Classroom. Which intermolecular process primarily drives the formation of a bilayer when phospholipids are added to water? Choose 1 answer: (Choice A) Lipids … Lipid molecule found in animal cell membranes that contributes to the stability and fluidity of the cell membrane. Channel Protein. Integral protein involved in facilitated diffusion. Glycoprotein. Peripheral protein with a carbohydrate association that is involved in cell recognition and identification. Hydrophilic. Study with Quizlet and memorize flashcards containing terms like _____ have 2 functions in the cell membrane 1. They act like gatekeepers, only let certain things in 2. Enzyme receptors embedded in the membrane, _____ form the 2 layers of the cell membrane, This is a balance that organisms maintain through cell …From Quizlet and Otter to BibMe and Speechify, one of these apps should help you get through your next class. Maybe you tend to study the old-school way: sit down, break out a high...Membrane Proteins. The lipid bilayer forms the basis of the cell membrane, but it is peppered throughout with various proteins. Two different types of proteins that are commonly associated with the cell membrane are the integral proteins and peripheral protein ().As its name suggests, an integral protein is a protein that is embedded in the …Study with Quizlet and memorize flashcards containing terms like diffusion, dynamic equilibrium, facilitated diffusion and more. ... Biology Ch 6 - (do before 5) - lipids, membranes, and the first cells . 38 terms. bendc23. Preview. biology - macromolecules & water test review. 34 terms. LiyaG. Preview. Terms in this set (10) Study with Quizlet and memorize flashcards containing terms like it is also known as as the Plasma Membrane, and composed of almost entirely of Phospholipids and Cholesterol., Constitutes the two surfaces of the complete cell membrane, in contact with the intracellular, and extracellular fluid., Lipid layer in the middle of the membrane is ________ to the usual water-soluble substances, such ... Study with Quizlet and memorize flashcards containing terms like Part of the plasma membrane responsible for cell recognition:, _____ allow cells to recognize each other and act like ID tags, _____ have 2 functions in the cell membrane 1. They act like gatekeepers, only let certain things in 2. Enzyme receptors embedded in the membrane and more. plasma membrane. The barrier between the interior of a living cell and the outside environment; composed of a phospholipid bilayer containing proteins and other components. selectively permeable. Describing a barrier, such as a plasma membrane, in which some materials are capable of crossing while others cannot. Terms in this set (42) Cell Membrane. - contains the cytoplasm (all interior cell organelles and the cytosol) - allowing the chemical reactions in the cell to occur. - semipermeable (or selectively permeable) - allows certain substances in, keeps others out. - offers limited protection.What are the 2 categories of transportation through cell membranes? 1. Passive transportation: Materials move through the membrane without the cell having to exert any energy. The materials move by the forces generated by diffusing and osmosis. 2. Active transportation: Materials move through the membrane, with the cell exerting energy to ...Study with Quizlet and memorize flashcards containing terms like diffusion, dynamic equilibrium, facilitated diffusion and more. ... Biology Ch 6 - (do before 5) - lipids, membranes, and the first cells . 38 terms. bendc23. Preview. biology - macromolecules & water test review. 34 terms. LiyaG. Preview. Terms in this set (10)Vaculoe. The function of the vacuole is to contain cellular waste and to isolate materials that may be harmful to the cell. Lysosome. The function of the lysosome is to remove wastes. Centrioles. The function of the centriole is to help with cell division in animal cells. Study with Quizlet and memorize flashcards containing terms like …The cell membrane, also known as the plasma membrane, is a double layer of lipids and proteins that surrounds a cell. It separates the cytoplasm (the contents of …At only 1/8" thick, it can significantly reduce the finished height of a tile floor. It comes in rolls and weighs only two ounces per square foot. Expert Advice On Improving Your H...1. In the Cell membrane, they are the proteins that act as an open doorway into the cell for molecules that fit it. 2. ( ...Study with Quizlet and memorize flashcards containing terms like cell membrane, phospholipid, polar molecule and more. A lipid bilayer. Most of the functions of a cell membrane are performed by ________. Proteins. Plasma membranes contain a wide diversity of lipids, including _______________. cholesterol, phosphoglycerides and sphingolipids. Proteins that penetrate the lipid bilayer _________. may pass entirely through the lipid bilayer and protrude from both ... Membrane transport. Passive transport review. Google Classroom. Key terms. Types of passive transport. Diffusion. During diffusion, substances move from an area of high … Terms in this set (42) Cell Membrane. - contains the cytoplasm (all interior cell organelles and the cytosol) - allowing the chemical reactions in the cell to occur. - semipermeable (or selectively permeable) - allows certain substances in, keeps others out. - offers limited protection. The latest research on Lipid hydroperoxides Outcomes. Expert analysis on potential benefits, dosage, side effects, and more. Lipid hydroperoxides (LOOHs) are a step in the chemical... Carbohydrates. Lipids. . Phospholipids: create a double membrane that is flexible and fluid; the non polar tails orient away from the polar fluids inside and outside of the cell. . Cholesterol: helps the phospholipid to be more robust, giving it added strength. Proteins. Study with Quizlet and memorize flashcards containing terms like cell membrane, phospholipid, polar molecule and more.The latest research on Lipid hydroperoxides Outcomes. Expert analysis on potential benefits, dosage, side effects, and more. Lipid hydroperoxides (LOOHs) are a step in the chemical...a pore in a cell membrane through which ions can pass. ions included in cell membrane. Chlorine Ion (Cl), Hydrogen Ions (H+), Oxygen (02), Sodium Ion (Na+) vesicle. membrane bound sac that contains materials involved in transport of the cell. Diffusion. movement of molecules from an area of higher concentration to an …The barrier between the interior of a living cell and the outside environment; composed of a phospholipid bilayer containing proteins and other components.Cell Membrane: study guides and answers on Quizlet. BROWSE SIMILAR CONCEPTS. Chemical Energy. Cell Division. Cell Structure. Selectively Permeable Membrane. Amino …What are the 4 main factors that determine whether or not a substance can pass through the membrane? 1. If they are lipid or lipid solvable molecules. 2. Smaller molecules pass easier than larger molecules. 3. Neutral charge molecules pass easier than ions. 4. The cell membrane can pass different molecules at any time.an organelle that stores molecules. Study with Quizlet and memorize flashcards containing terms like Cell/Plasma Membrane, Functions of the Cell Membrane, Lipids & …Cholesterol. Maintain integrity and fluidity of cell membranes. Phosopholipid. Barrier to protect the cell against various environmental factors. ECM Fibers. Physical barrier, and anchorage site, or a movement track for cell migration. Cytoskeleton: Microfilaments. Provide tensional support to cell and assist with cell movement. Cell organelle filled with enzymes needed to break down certain materials in the cell, such as large food particles or old parts of the cell. May be found only in animal cells. Saclike storage structure in the cell. can store water, nutrients, and even toxic substances. An organelle containing enzymes responsible for producing energy. simple diffusion. movement of molecules as a result of random thermal motion. Molecules freely cross membrane and net movement is down electrochemical gradient. facilitated diffusion. : molecules bind to specific protein "carriers" or transporters in the membrane that transport them down their electrochemical gradient.Study with Quizlet and memorize flashcards containing terms like Why is the structure of the membrane is described as fluid mosaic, Phospholipid Bilayer, What happens to the phospholipid membrane with temperatures below 0 degrees? and more. ... Channel and carrier proteins denature = cannot control what enters and …Membrane Proteins. The lipid bilayer forms the basis of the cell membrane, but it is peppered throughout with various proteins. Two different types of proteins that are commonly associated with the cell membrane are the integral proteins and peripheral protein ().As its name suggests, an integral protein is a protein that is embedded in the …an organelle that stores molecules. Study with Quizlet and memorize flashcards containing terms like Cell/Plasma Membrane, Functions of the Cell Membrane, Lipids & …Study with Quizlet and memorize flashcards containing terms like Secondary oocyte, Acrosome, Zygote and more. ... The zona pellucida surrounds the cell membrane of a _____. Acrosome. Enzymes secreted by the _____ of a sperm cell help it to penetrate the zona pellucida. Zygote. The cell resulting from fertilization is called a _____ ...1: Has more solutes inside the cell. 2: Water moves from outside to inside. 3: Cell Swells. Hypertonic Cells. 1: Has less solutes inside the cell. 2: Cell loses water and shrinks. Seawater is _______ to most marine invertebrates. isotonic. Terrestrial organisms cells are bathed in ______ which is isotonic to cells.What are the 4 main factors that determine whether or not a substance can pass through the membrane? 1. If they are lipid or lipid solvable molecules. 2. Smaller molecules pass easier than larger molecules. 3. Neutral charge molecules pass easier than ions. 4. The cell membrane can pass different molecules at any time.In today’s digital age, technology has revolutionized the way we learn and collaborate. One tool that has gained popularity among students and educators alike is Quizlet Live. Quiz...Transport across the plasma membrane occurs unaided in simple diffusion. SIMPLE DIFFUSION. a type of passive transport in which molecules that cross the cell membrane move quickly due to the presence of specific permeases in the membrane. This occurs only in the direction of a concentration gradient and does …It shifts components back and forth to help the cell take in food, remove waste, let specific molecules in and out, communicate with other cells, gather ...Learn the structure and function of the cell membrane with this set of flashcards. You can test your knowledge of the different components, models, and processes involved in maintaining the integrity and transport of the cell. Quizlet offers various modes of study and games to help you master this topic.Plasma Functions. Provides a boundary between cell and environment. Regulates passage of molecules through membrane. Transports material from one side of the membrane to the other. Responds to chemicals in the environment. Allows for communication between cells. Phospolipids. Form a stable barrier between 2 aqueous compartment.Study with Quizlet and memorize flashcards containing terms like Which of the following statements regarding the structure and function of cell membranes is correct? A. The phospholipid bilayer is arranged so that the hydrophilic heads of the phospholipid molecule face the extra- and intracellular fluids. B.Some proteins integrated into the membrane …Study with Quizlet and memorize flashcards containing terms like Functions of the Cell membrane, Layer of the Cell membrane, What does the phospholipid bilayer do? and more.2)Rinse to remove any pigment released when cutting. 3)Add the 5 pieces to 5 different test tubes, each with 5cm3 of water. 4)Place each in a water bath at a different temperature for the same length of time. 5)Remove the beetroot pieces. 6)use a colorimeter to measure the absorbance rate. 7)The more pigment …material that enters the cell by an infolding of the plasma membrane. phagocytosis. - "cell eating". - membrane extends and engulfs single-celled organisms or large food particles. pinocytosis. - "cell drinking". - membrane forms pockets that fill with lipids. Start studying Cell Membrane, Transport, Osmosis. Terms in this set (33) Result when a plant cell loses water and causes a plant to wilt. Process in which a cell must use energy to transport materials across a membrane. Movement of particles from an area of higher concentration to an area of lower concentration. The bursting or rupturing of cell membrane when the cell can no longer contain the ... carbohydrate chains. 4 functions of a cell or plasma membrane. 1. regulates what enters and leaves the cell. 2. structure and protection for the cell. 3. proteins in the phospholipid bilayer regulate enzyme activity. 4. membrane carbohydrates (glycolipids and glycoproteins) help with membrane stability. -penetrate lipid bilayer. Study with Quizlet and memorize flashcards containing terms like membrane structure, amphipathic molecule, integral protein and more. Phagocytosis. Cell "eating ". Pinocytosis. Cell drinking. Study with Quizlet and memorize flashcards containing terms like what property of th cell membrane allows some molecules to pass easily through but not all, phospholipid bilayer, What is the transport of water across the cell membrane called and more. Gross? Perhaps. Necessary? 100%. As far as meaty cooking projects go, ribs are a fairly easy one. Whether you’re smoking, grilling, baking or sous vide-ing, preparing an impressive...what are the 3 types of membranes? cutaneous, mucous, serous. membranes are. continuous multicellular sheets composed of epithelial and connective tissue. what is cutaneous membranes. skin (epidermis) -keratinized stratified squamous epithelium. -attached to thick layer of connective tissue (dermis) -dry.1: Has more solutes inside the cell. 2: Water moves from outside to inside. 3: Cell Swells. Hypertonic Cells. 1: Has less solutes inside the cell. 2: Cell loses water and shrinks. Seawater is _______ to most marine invertebrates. isotonic. Terrestrial organisms cells are bathed in ______ which is isotonic to cells.A protein that is associated with the plasma membrane of a cell, but that is not embedded in the lipid bilayer. these typically associate with embedded proteins through hydrogen bonding or electrostatic interactions. These can easily be released from the membrane with relatively gentle extraction procedures. graph which can be used to predict ...Study with Quizlet and memorize flashcards containing terms like What are the parts of the cell membrane?, PART: Transport Protein (Channel) What's the function?, PART: Glycoprotein What's the function? and more.A process in which larger substances are transported across a cell membrane with the concentration gradient with the aid of carrier (transport) proteins; does not require the use of energy. Organisms that have cell walls. contain a low concentration of solute relative to another solution (e.g. the cell's cytoplasm).A cell's membrane. is mainly composed of lipid, protein and some carbohydrates. The membrane has few types of lipids, but. many types of proteins. Membrane proteins are classified by. shape and location within the phospholipid bilayer. List some function of proteins. receptors. pores.Oct 22, 2023 · Osmosis. WATER molecules move from high to low concentration with concentration gradient through a semipermiable membrane. PASSIVE TRANSPORT. Endocytosis. Cell membrane needs to fuse with molecules to bring them inside. Once the molecules are inside, membrane goes around the cell and pulls it in forming a vesicle. ACTIVE TRANSPORT. Plasma membranes composed of: 1. phospholipids. 2. proteins. 3. carbohydrates. PHOSPHOLIPIDS. - The major type of lipid found in the cell membrane is phospholipids. - Phospholipids have both HYDROPHOBIC and HYDROPHILIC regions, making them AMPHIPATHIC. - The hydrophobic region is a fatty acid tail. - The hydrophilic region is a …In today’s digital age, educators are constantly seeking innovative ways to enhance student engagement and promote effective learning. One such tool that has gained popularity in r...human cell organization. cell membrane, nucleus, cytoplasm; cytosol, organelles. Cell Membrane. Lipid Bilayer (double layer) made up mainly of phospholipids and cholesterol. Proteins. extend into or through the lipid bilayer. The main cell membrane functions are: to give the cell shape. A lipid bilayer. Most of the functions of a cell membrane are performed by ________. Proteins. Plasma membranes contain a wide diversity of lipids, including _______________. cholesterol, phosphoglycerides and sphingolipids. Proteins that penetrate the lipid bilayer _________. may pass entirely through the lipid bilayer and protrude from both ... Membrane Proteins. The lipid bilayer forms the basis of the cell membrane, but it is peppered throughout with various proteins. Two different types of proteins that are commonly associated with the cell membrane are the integral proteins and peripheral protein ().As its name suggests, an integral protein is a protein that is … 2. the shape change exposes the molecule to the other side and it is transported. 3. molecule is shielded from the lipid bilayer and molecule is released and protein goes back to normal shape. What is Active Transport? transport of a substance across the cell membrane against its concentration gradient. A cell’s plasma membrane defines the boundary of the cell and determines the nature of its contact with the environment. Cells exclude some substances, take in … The plasma membrane is a phospholipid bilayer made of phospholipids with a polar, hydrophilic phosphate head and nonpolar, hydrophobic fatty acids as tails. The hydrophilic heads face outwards while the hydrophobic tails face inwards away from the water. Proteins are embedded in the plasma membrane. More "need to know". Q-Chat. Created by. scigirl Teacher. C3. All cells have a lipoprotein cell membrane. In eukaryotic cells it is attached to the cytoskeleton. C3.1 Describe the structure and function of the cell membrane in terms of the fluid mosaic model. C3.2 Describe the role of the membrane in endocytosis and exocytosis.Study with Quizlet and memorize flashcards containing terms like _____ have 2 functions in the cell membrane 1. They act like gatekeepers, only let certain things in 2. Enzyme receptors embedded in the membrane, _____ form the 2 layers of the cell membrane, This is a balance that organisms maintain through cell … Terms in this set (57) Resting membrane potential. Resting membrane potential is the electrical potential energy (voltage) that results from separating opposite charges across the plasma membrane when those charges are not stimulating the cell (cell membrane is at rest). The inside of a cell membrane is more negative than outside. Arrange the following molecules according to increasing rate of diffusion across a lipid bilayer without the aid of any membrane protein: glucose, Ca2+ N2, H2O. Ca2+ < glucose < H2O < N2. Match the type of endocytosis to its main features or examples. Phagocytosis - Vesicle which pinches off does not have a coated pit. The plasma membrane is a phospholipid bilayer made of phospholipids with a polar, hydrophilic phosphate head and nonpolar, hydrophobic fatty acids as tails. The hydrophilic heads face outwards while the hydrophobic tails face inwards away from the water. Proteins are embedded in the plasma membrane. More "need to know". The plasma membrane is a phospholipid bilayer made of phospholipids with a polar, hydrophilic phosphate head and nonpolar, hydrophobic fatty acids as tails. The hydrophilic heads face outwards while the hydrophobic tails face inwards away from the water. Proteins are embedded in the plasma membrane. More "need to know". The barrier between the interior of a living cell and the outside environment; composed of a phospholipid bilayer containing proteins and other components.Study with Quizlet and memorize flashcards containing terms like Cell membranes control _____ and _____ of materials into the cell, Membranes are _____ or _____, _____ is when some substances can pass through the membrane while others can not and more. ... Study with Quizlet and memorize flashcards containing terms like Cell membranes control ...Osmosis. Oxygen molecules move from the air sacs in the lungs across the cell membranes into the blood. Example of osmosis of diffusion? Diffusion. If there is 1% of sugar inside a cell and 5% sugar in the solution the cell is in, which way is the sugar moving? 5% is moving into the 1% or inward (Hypotonic) If there is 3% of …1. Phospholipids can self-assemble into a sphere without the help of proteins. 2. Phospholipid bilayers surround all eukaryotic cells. 3. Steroids in cell membranes allow the membrane to be more fluid. 4. Both plant and animal cell membranes are considered fluid mosaics. Label the parts of the phospholipid.Ribosomes. • site of protein synthesis in a cell. •most numerous of cells organelles. •found free floating in the cytoplasm of attached to the ER. •found in both Animal and plant cells. Nuclear Membrane. •porous structure surrounds the nucleus keeping it intact. •found in both animal and plant cells. Rough ER.cell membrane. A lipid bilayer embedded with proteins which controls what enters and leaves a cell. semi-permeable. to allow only certain things to pass through. active transport. movement across a membrane which requires the use of energy. ( endocytosis and exocytosis) passive transport.Cell membrane overview. Cell membrane questions. Google Classroom. Which intermolecular process primarily drives the formation of a bilayer when phospholipids are added to water? Choose 1 answer: (Choice A) Lipids …Study with Quizlet and memorize flashcards containing terms like `what is diffusion?, what is osmosis?, What is the job of the cell membrane? and more.Study with Quizlet and memorize flashcards containing terms like Why is the structure of the membrane is described as fluid mosaic, Phospholipid Bilayer, What happens to the phospholipid membrane with temperatures below 0 degrees? and more. ... Channel and carrier proteins denature = cannot control what enters and …Study with Quizlet and memorize flashcards containing terms like What is the function of the cell membrane?, Why is the cell membrane important?, What makes up the cell … Enables cells to distinquish one type of cell from another. In what way is a membrane fluid? It moves around, molecules are not stuck in one place. Ligand. Is a molecule that acts as a signal when it binds to a recpotor. Study with Quizlet and memorize flashcards containing terms like Cell Membrane, Phospholipid, Fluid Mosaic Model and more. Endocytosis. A hormone, vitamin, or mineral or another substance binds with a receptor at the plasma membrane. A slight depression, or pit, forms in the plasma ...The cell membrane is a semipermeable lipid bilayer that surrounds the cytoplasm of all cells. In animal cells, it is the outermost layer of the cell. In plants, fungi and some bact...Study with Quizlet and memorize flashcards containing terms like Why is the structure of the membrane is described as fluid mosaic, Phospholipid Bilayer, What happens to the phospholipid membrane with temperatures below 0 degrees? and more. ... Channel and carrier proteins denature = cannot control what enters and …Cell organelle filled with enzymes needed to break down certain materials in the cell, such as large food particles or old parts of the cell. May be found only in animal cells. Saclike storage structure in the cell. can store water, nutrients, and even toxic substances. An organelle containing enzymes responsible for producing energy.a. thylakoid membrane, b. thylakoid lumen, c. chloroplast stroma, d. granum. chemistry. Describe the structure and function of cell membranes. 1 / 4. Find step-by-step Anatomy and physiology solutions and your answer to the following textbook question: Describe the structure of the cell membrane.Learn about the structure, function and types of cell membrane with flashcards created by Aliciacheese. The flashcards cover topics such as lipid bilayer, protein, diffusion, … What are the five functions of the cell membrane? 1. protects the cell by acting as a barrier. 2. regulates the transport of substances in and out of the cell. 3. receives chemical messengers from other cell. 4. acts as a receptor. 5. cell mobility, secretions, and absorptions of substances.
Membrane transport. Passive transport review. Google Classroom. Key terms. Types of passive transport. Diffusion. During diffusion, substances move from an area of high …. Wegmans pharmacy hours irondequoit
Lipid molecule found in animal cell membranes that contributes to the stability and fluidity of the cell membrane. Channel Protein. Integral protein involved in facilitated diffusion. Glycoprotein. Peripheral protein with a carbohydrate association that is involved in cell recognition and identification. Hydrophilic. OsmosisThe passive movement of water molecules across a selectively permeable membrane, from an area of lower solute concentration to an area of higher solute concentration, is called osmosis. Osmosis allows water to move through cell membranes and plays a crucial role in maintaining the balance of water and …Study with Quizlet and memorize flashcards containing terms like Using the components of the cell membrane, explain why the cell membrane is referred to as a "fluid mosaic model." Describe the role of cholesterol in maintaining the cell membrane's structural integrity., Explain why carbohydrates and proteins are important to cell membrane function., …Integral proteins ________. span all or part of the membrane. Choose the best explanation of why the cell membrane is a "fluid mosaic." it is composed of physically and chemically different parts that move throughout and around the phospholipid bilayer. The presence of ________ regulates the fluidity of a membrane in animal cells. a) If a cell is placed in an isotonic solution, more water will enter the cell than leaves the cell. b) Osmotic movement of water into a cell would likely occur if the cell accumulates water from its environment. c) The presence of aquaporins (proteins that form water channels in the membrane) should speed up the process of osmosis. cell membrane structure and functions Learn with flashcards, games, and more — for free. There is an equal amount of cells on both sides of the membrane. hypotonic (animal cells) The cell will gain water and goes into the cell. hypertonic (animal cells) The cell loses water and goes out of the cell. Lysis. when water enters an animal cell and the cell bursts due to an increase of osmotic pressure. Crenation. Membrane Proteins. The lipid bilayer forms the basis of the cell membrane, but it is peppered throughout with various proteins. Two different types of proteins that are commonly associated with the cell membrane are the integral proteins and peripheral protein ().As its name suggests, an integral protein is a protein that is embedded in the …Study with Quizlet and memorize flashcards containing terms like `what is diffusion?, what is osmosis?, What is the job of the cell membrane? and more.Terms in this set (5) cell membrane. thin, flexible barrier around a cell; regulates what enters and leaves the cell. Semipermeable. Only allowing certain substances can pass through. Phospholipid. a lipid that contains phosphorus and that is a structural component in cell membranes. The fatty acid tails of a phospholipid are _____.Membrane receptors. A molecule that cannot cross the membrane may bind to a receptor in the cell membrane, as shown in Figure 3.3.4. The receptor then sends the message to the cell interior. Although the receptor binds to a signal molecule outside the cell, the entire receptor changes shape—even the part inside the cell. A lipid bilayer. Most of the functions of a cell membrane are performed by ________. Proteins. Plasma membranes contain a wide diversity of lipids, including _______________. cholesterol, phosphoglycerides and sphingolipids. Proteins that penetrate the lipid bilayer _________. may pass entirely through the lipid bilayer and protrude from both ... Q-Chat. Created by. scigirl Teacher. C3. All cells have a lipoprotein cell membrane. In eukaryotic cells it is attached to the cytoskeleton. C3.1 Describe the structure and function of the cell membrane in terms of the fluid mosaic model. C3.2 Describe the role of the membrane in endocytosis and exocytosis.A protein built into the membrane with active site exposed. The function of membrane proteins in which membrane proteins of adjacent cells hook together, as in gap junctions or tight junctions. Study with Quizlet and memorize flashcards containing terms like Transport, Enzymatic Activity, Signal Transduction and more.1. In the Cell membrane, they are the proteins that act as an open doorway into the cell for molecules that fit it. 2. ( ...Study with Quizlet and memorize flashcards containing terms like plasma membrane, selectively permeable, phospholipids and more. ... the Golgi apparatus, lysosomes, vesicles, and the cell membrane. endoplasmic reticulum (ER) accounts for more than half of total membrane in many eukaryotic cells, continuous with the nuclear envelope..
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