For each of the following amphipathic molecules, indicate which part of the molecule is hydrophilic: phosphatidyl serine, sphingomyelin, cholesterol, and triacylglycerol. for each of the following amphipathic molecules (phosphatidyl serine, sphingomyelin, cholesterol, and triacylglycerol), match them with the part of the molecule that is hydrophilic. blank: the ester bonds between glycerol and the fatty acids.: the ester bonds between glycerol and the fatty acids. blank: the hydroxyl group (only slightly hydrophilic).: the hydroxyl group (only slightly hydrophilic). blank: the phosphoserine group.: the phosphoserine group. blank: the phosphocholine group.: the phosphocholine group.