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Which organelle stores calcium and is considered the cell's membrane factory?
rER makes secretory proteins and also serves as a membrane factory that grows in place by adding proteins and phospholipids.
Is proteins production part of membrane proteins?
Membrane proteins and all other proteins are produced in cytoplasm. The proteins targeted to membranes by specific signals. Golgi vesicles transport the proteins to membrane. Not all proteins are membrane proteins
Where are membrane proteins are found?
Surprisingly, membrane proteins are found in or attached to the membrane.
Integral proteins in the plasma membrane?
These are proteins that are permanently attached to or in the cell membrane via its hydrophobic domains interacting with the membrane's phospholipids.
What membrane proteins are integral proteins?
Membranes bound within the cell membrane. Integral proteins extend from one side of the membrane to the other.
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 organelle gathers proteins and has no membrane?
Ribosomes doesn't has no membrane it make their proteins.
What biomolecule helps transport molecules across the membrane?
proteins
What component of a phospholipid membrane helps the cell interact with its polar watery environment?
Membrane proteins.
What is intergral proteins?
Integral proteins are membrane proteins that are permanently attached to the membrane phospho lipid bilayer.ATPase enzyme is an example for the integral proteins which make ATP. Peripheral proteins in contrast present on the surface of the membrane.
What are channels in the pumps in the cell membrane mad of?
These are proteins. Transmembrane proteins span the entire membrane.
How do nonpolar regions of a membrane proteins cause proteins to be held in the membrane?
IB sucks
