Which of the following statements is TRUE regarding ligand-receptor pairs?
A)Each ligand-receptor pair has a distinct function and is involved in a single cellular process.
B)The ligand of any ligand-receptor pair is always "free-floating"; ligands are never attached to the cell surface, unlike receptors.
C)The majority of receptor-ligand pairs are only involved in cell metabolism; these pairs rarely play a role in cell differentiation.
D)None of the answer options is correct.

Question

Quizplus · Accepted Answer

None of the answer options are true. Ligand-receptor pairs can have multiple functions and be involved in multiple cellular processes. Ligands can be both free-floating and attached to the cell surface, and receptor-ligand pairs are involved in both cell metabolism and cell differentiation.

Which of the Following Statements Is TRUE Regarding Ligand-Receptor Pairs