After a Ligand-Receptor Complex Enters a Cell, How Is the Ligand

question 38

Multiple Choice

After a ligand-receptor complex enters a cell, how is the ligand disaggregated from the receptor so that the receptor can be reincorporated in the cell membrane?

• A) Alteration of lysosomal pH separates the molecules
• B) Both return to membrane, and ligand is degraded extracellularly
• C) Covalent binding of two ligands to each other
• D) Degradation of receptor and ligand in the lysosome
• E) Transfer to nucleus where ligand binds DNA

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