Introduction:
Carrier proteins are a type of membrane protein that helps in the transportation of molecules across the cell membrane. These proteins are sensitive to inhibitors which react with the protein side chains. In this response, we will discuss the meaning of sensitivity of carrier proteins to inhibitors which react with the protein side chains.

Protein Side Chains:
Protein side chains are the functional groups that are attached to the amino acids in a protein. These side chains play an important role in the function and structure of a protein. They can interact with other molecules and participate in chemical reactions. The sensitivity of carrier proteins to inhibitors that react with protein side chains is due to the involvement of these side chains in the transport of molecules.

Inhibitors:
Inhibitors are molecules that bind to a protein and inhibit its function. They can bind to the active site of a protein or to other regions of the protein. In the case of carrier proteins, inhibitors can bind to the protein side chains that are involved in the transport of molecules.

Sensitivity of Carrier Proteins:
Carrier proteins are sensitive to inhibitors that react with the protein side chains because these side chains are involved in the transport of molecules. Inhibitors that bind to these side chains can disrupt the transport process and inhibit the function of the protein. This can lead to a variety of problems in the cell and in the organism as a whole.

Conclusion:
In conclusion, carrier proteins are sensitive to inhibitors that react with the protein side chains. This sensitivity is due to the involvement of these side chains in the transport of molecules. Inhibitors that bind to these side chains can disrupt the transport process and inhibit the function of the protein, leading to various problems in the cell and organism.