Identification of Indicated Segments of the Molecule Atom

Question

Using the key choices, identify the indicated segments of the molecule pictured below. Insert letter of correct answer into space provided. Chose only one answer for each description.

1. phosphate group
2. hydrophobic region
3. fatty acids
4. nitrogen-containing group
5. glycerol
6. hydrophilic region

1.__________

2. __________

3. __________

4. __________

5. __________

6. ___________ 

What molecule is this?