For the following unsaturated phospholipid, identify the hydrophilic and hydrophobic regions of the molecule and explain the rationale for your choice. 
Definitions:
Y-variable
In statistical modeling and experiments, the dependent variable that is influenced or predicted by another variable (X-variable), used to measure outcomes or results.
Opposite Directions
A term indicating movements or trends that are diametrically contrary to each other in a physical or metaphorical sense.
Upward Sloping
A term often used to describe a line on a graph that shows an increase in a variable as another variable increases, indicative of a direct relationship.
Positively Related
A term describing the relationship between two variables where they move in the same direction; when one increases, the other also increases, and vice versa.
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