Do you mean:
In a typical cell membrane, *phospholipids* arrange themselves to form a ?
In that case, the answer is:
Bilayer
Answer:
1-Sparta, 2-Sparta, 3-Sparta, 4-both, 5-both, 6-Athens, 7-Athens, 8-Athens, 9-Sparta, 10-Athens, 11-Athens, 12- Sparta, 13-Athens, 14-Sparta, 15-Sparta
Explanation:
The oxygen is bonded and transported by the hemoglobin that is an iron bearing protein