Multiple choice

The life of RBC is of _____ days normally.

  1. 80

  2. 100

  3. 120

  4. 150
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Red blood cells (erythrocytes) have a lifespan of approximately 120 days in the human body. After this period, they are removed from circulation by the spleen and liver, and their components are recycled. The 120-day lifespan is a well-established fact in human physiology.

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