Question

cells that engulf and digest cellular debris are called: a cancer cells. b bacterial cells. c mucous cells. d phagocytes. e erythrocytes.

Explanation:

• Cancer cells grow uncontrollably, not engulf debris.
• Bacterial cells are pathogens or symbionts, not debris - engulfing.
• Mucous cells secrete mucus, not digest debris.
• Phagocytes (like macrophages) engulf and digest cellular debris, pathogens, etc.
• Erythrocytes carry oxygen, not digest debris.

Answer:

D. phagocytes.