Question

Which part of a fatty acid is hydrophilic?

Answer 1

the polar head is hydrophilic

Step-by-step explanation:

the non-polor tails are hydrophobic while the polar head is hydrophilic

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Answer 2

polar head

The phosphate group is the negatively-charged polar head, which is hydrophilic. The fatty acid chains are the uncharged, nonpolar tails, which are hydrophobic. Since the tails are hydrophobic, they face the inside, away from the water, and meet in the inner region of the membrane.