Question

Hemoglobin ___________. (Select all that apply).

returns carbon dioxide to your lungs to be exhaled
carries oxygen from your lungs to every cell in the body
is the most complex protein in your body
is not made up of amino acids

Answer 1

Option B and A

Step-by-step explanation:

• First our lungs take purified oxygen from air then provide it to heart
• Our heart gives oxygen to hemoglobin which is present in our blood
• It carries oxygen to all cells
• and comes back with cO_2