- A White blood cell production within lymphoid tissue
- B Red blood cell production in bone marrow
- C Platelet production from bone marrow megakaryocytes
- D Insulin secretion from pancreatic beta cells
Correct answer: B. Red blood cell production in bone marrow
Explanation: Erythropoietin (EPO): produced by kidneys in response to low O2. Stimulates red blood cell (erythrocyte) production in bone marrow.
Concept context
Blood, lymph, the heart, the cardiac cycle, blood pressure, and ECG. High NEET weightage.