Which statements about the differences between phospholipids and triglycerides are correct?
1) Phospholipids have hydrophobic regions but triglycerides do not.
2) The fatty acids in a phospholipid are always saturated but in a triglyceride they may be saturated or unsaturated.
3) Phospholipids are polar molecules but triglycerides are non-polar.
1 )
1 and 2
2 )
1 only
3 )
2 and 3
3 only
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