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Multiple Choice
What is the primary function of recognition proteins in the plasma membrane?
A
To provide structural support to the cell
B
To identify and bind specific molecules for cellular communication
C
To facilitate the transport of ions across the membrane
D
To catalyze metabolic reactions within the cell
Verified step by step guidance
1
Recognition proteins, also known as receptor proteins, are integral to the plasma membrane's function in cellular communication.
These proteins have specific binding sites that allow them to identify and bind to particular molecules, such as hormones or neurotransmitters.
Once a recognition protein binds to its specific molecule, it can trigger a series of cellular responses, such as signal transduction pathways.
This binding and subsequent signaling are crucial for cells to communicate with each other and respond to changes in their environment.
Recognition proteins do not provide structural support, facilitate ion transport, or catalyze metabolic reactions; their primary role is in identifying and binding specific molecules for communication purposes.