Question

the bile pigment bilirubin is ________. a a yellow substance synthesized in the gallbladder b formed from the breakdown of hemoglobin in the liver c synthesized in the pancreas d used to break down proteins

Explanation:

• Option A: Bilirubin is not synthesized in the gallbladder (gallbladder stores bile). Eliminate A.
• Option B: Bilirubin is formed from hemoglobin breakdown (from red blood cells) in the liver. This matches biological knowledge.
• Option C: Pancreas is for enzymes/hormones, not bilirubin synthesis. Eliminate C.
• Option D: Bilirubin is a pigment, not a protein - digesting agent. Eliminate D.

Answer:

B. formed from the breakdown of hemoglobin in the liver