Which of these proteins acts as an oxygen carrier?
A) Hemoglobin
B) Lysozyme
C) Keratin
D) Insulin
E) None of these

Question

Quizplus · Accepted Answer

Hemoglobin is a protein found in red blood cells that is responsible for carrying oxygen from the lungs to the rest of the body. Lysozyme is an enzyme that helps break down bacterial cell walls, keratin is a structural protein found in hair and nails, and insulin is a hormone that helps regulate blood sugar levels. Therefore, the correct answer is A) Hemoglobin.

Which of These Proteins Acts as an Oxygen Carrier