Jaundice is characterized by yellowing of skin and eyes due to accumulation of ________.
- Urea
- Bilirubin
- Creatinine
- Uric acid
Answer: Bilirubin
Bilirubin, a yellow pigment from hemoglobin breakdown, accumulates in blood due to liver dysfunction, bile duct obstruction, or excessive RBC destruction. Key diagnostic indicator in medicine. [[NCERT Biology Class 11]]