Pathology General 2b1f3c8a Which one of the listed statements best describes the process called chemotaxis? A Abnormal fusion of phagosomes to primary lysosomes B Attachment of chemicals to extracellular material to increase phagocytosis C Dilation of blood vessels by chemotherapeutic drugs D Movement of cells toward a certain site or source High-Yield Explanation Chemotaxis is the unidirectional migration of cells toward a certain site or source.