Which option best describes simple diffusion across a lipid bilayer?
QUESTION
What is the key structural difference between saturated and unsaturated fatty acid chains?
QUESTION
What is a glycolipid (in membranes) defined by?
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ANSWER
A lipid with one or more carbohydrate groups on its head. Carbohydrate groups add hydrophilicity and specificity for cell recognition and signaling in membranes.