Question Detail
Question
The skeleton's role in blood cell production is most active in:
Correct Answer
Option B is the correct answer.
Detailed Explanation
The skeleton's role in blood cell production (hematopoiesis) is most active in the red bone marrow. This is found in the spongy bone of certain bones and produces red blood cells, white blood cells, and platelets.
Hint
This soft tissue inside bones is the primary site of blood cell formation.