[Campbell Biology P.513] What is the primary function of the homeodomain protein? | Practice Question

What is the primary function of the homeodomain protein?

  • A: Catalyzing metabolic reactions.
  • B: Transporting oxygen in the blood.
  • C: Binding to DNA to regulate gene transcription.
  • D: Forming the structural components of cell membranes.

Explanation

The homeodomain is the part of the protein that binds to DNA when the protein functions as a transcription factor, thereby regulating gene expression.