Multiple choice

The protein involved in the transfer of oxygen from arterial blood to the brain is ______________________.

  1. chlorocruorin

  2. hemoglobin

  3. cytoglobin

  4. myoglobin

  5. neuroglobin

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cytoglobin is a globin molecule ubiquitously expressed in all tissues and most notably utilized in marine mammals. It is thought to protect against hypoxia. The function of cytoglobin is the transfer of oxygen from arterial blood to the brain.