The type of proteins can function as chemical messengers or as receptors in the plasma membrane is communication proteins; option A.
What are proteins?
Proteins are large macromolecules composed of chains of amino acid units linked together by peptide bonds.
Proteins serve various functions such as:
- communication
- transport
- defensive
- enzyme
Communication proteins such as hormones can function as chemical messengers or as receptors in the plasma membrane.
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