Biology · Developmental Biology

Induction is an extrinsic process that depends on the position of a cell in the embryo, whereby one cell or group of cells influences the developmental fate of another. The following statements were made regarding embryonic induction: A. The inductive signal can be a protein secreted from the inducing cells that binds to receptors of a responding cell. B. Response to inductive signals depends on the competence of the inducing cell. C. Instructive induction occurs when the responding cell is already committed to a certain fate. D. Lateral inhibition is a form of induction that results in the differentiation of individual cells in a regularly spaced pattern. Which one of the following combinations of statements is correct?