Final answer:
The term for loss of DNA control over cell differentiation that can lead to neoplasm formation is dysplasia. It represents abnormal cellular development and can progress to tumors and potentially cancer.
Step-by-step explanation:
The term that describes a condition characterized by the loss of DNA control over differentiation in response to adverse conditions, possibly reverting to normal or developing into a neoplasm, is dysplasia. Dysplasia refers to the presence of abnormal cells within a tissue or organ that signify a disruption in normal cellular maturation and differentiation. This abnormal development can be a precursor to the formation of tumors and may result in cancer if homeostatic imbalances persist and lead to further genetic mutations and uncontrolled cell proliferation.