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ATP-powered pumps are ATPase's that use the energy of ATP hydrolysis to move ions or small molecules across a membrane against a chemical concentration gradient or electric potential. Channel proteins transports water or specific types of ions down their concentration or electric potential gradients. Transporters move a wide variety of ions and molecules across cell membranes.

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9y ago
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15y ago

They may be integral (transmembrane) or peripheral (attached to membrane or integral proteins). Different membrane proteins may be ion channels (ligand-gated, voltage-gated), cytoskeleton related (integrins, cadherins, etc), or receptors (G-protein coupled, receptor tyr kinases, etc.)

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13y ago

Well some are:

Marker Proteins~attached to a carbohydrate on the cells' surface advertise cell type-for example a liver cell or a heart cell.

Receptor Proteins~bind specific substances, such as signal molecules, outside the cell.

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9y ago

The three types of plasma receptors are listed below:

  • Ion channel-linked receptor
  • Enzyme-linked receptors
  • G protein-coupled receptors
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10y ago

Glycoprotein,Alpha-helix protein,integral protein

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12y ago
  • yjh
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11y ago

fluid, nerve, and muscle

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Q: What are the three main proteins found in the membrane?
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What is the cell membrane found in the animal?

The main component of cell membranes are phospholipids. There are also proteins, carbohydrates and cholesterol molecules found within the membrane.


What are the two proteins found in the cell membrane?

The two main proteins found in the cell membrane are integral proteins and peripheral proteins. Integral proteins are embedded within the membrane and can span across it, while peripheral proteins are located on the surface of the membrane and are not embedded within it. Both types of proteins play important roles in various cellular functions including transport, communication, and cell signaling.


What are three components of the plasma membrane?

phospholipid bilayer, channel proteins, and carbohydrate chains


What are three components of a typical eukaryotic?

The three main components of a eukaryotic cell is the plasma membrane, cytoplasm, and nucleus. The plasma membrane consists of proteins, phospholipids, and cholesterol.


Two functions of the proteins found in the plasma membrain?

The two main functions of the proteins found in the plasma membrane are transport and inter-cellular communication. There are so many other roles that proteins play in the cell.


What are two roles of the membrane proteins?

There are two main roles of the membrane proteins. Membrane proteins act as channels across the lipid bilayer. They also act as carrier molecules that transfer substances across the membrane.


What is the substance found in animal cell membranes?

there are three layers protein layer phospholipid layer protein layer


What are the three main types of compounds found in food?

proteins carbs and lipids


What is different about the ER and the Golgi?

The Endoplasmic Reticulum (ER) is like networking for the cell. It moves the proteins in the cell to get them where they need to be. The Golgi Apparatus is stacks membrane that have three main functions - 1) Modify proteins 2) Package proteins 3) Store proteins.


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What are the two main groups in a plasma membrane of organic molecules?

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What are the three pathways for proteins leaving the Golgi apparatus?

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