Cellular Structure and Function Vocabulary (Part 3)

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Peripheral protein

Back

A type of protein that is temporarily attached to the lipid bilayer or to other integral proteins.

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Phagocytosis

Back

The process by which a cell engulfs particles such as bacteria or other microorganisms.

Front

Phospholipid bilayer

Back

A double layer of phospholipids that makes up plasma and organelle membranes.

Front

Pinocytosis

Back

A type of endocytosis in which the cell ingests extracellular fluid and its dissolved solutes.

Front

Plasmolysis

Back

The process in which cells lose water in a hypertonic solution.

Front

Pressure potential

Back

The component of water potential that consists of the physical pressure on a solution.

Front

Prokaryotic cell

Back

A type of cell lacking a membrane-enclosed nucleus and membrane-enclosed organelles.

Front

Ribosome

Back

A complex of RNA and protein molecules that functions as a site of protein synthesis.

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Rough ER

Back

The portion of the endoplasmic reticulum studded with ribosomes.

Front

SA:V ratio

Back

Surface area to volume ratio, important in the context of cell size and function.