Scelta multipla
A certain glycerophospholipid is made of glycerol, two fatty acids, and ethanolamine. What components does the carboxylic ester linkage connect?
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10. Lipids
Glycerophospholipids
Scelta multipla
Which of the following is not a common headgroup of glycerophospholipids?
A
Ethanolamine.
B
Choline.
C
Serine.
D
Threonine.
E
Hydrogen Atom.
Guida verificata passo dopo passo1
Understand that glycerophospholipids are a class of lipids that are a major component of cell membranes. They consist of a glycerol backbone, two fatty acid tails, and a phosphate group attached to a headgroup.
Recognize the common headgroups of glycerophospholipids, which include ethanolamine, choline, and serine. These headgroups are polar and contribute to the amphipathic nature of the molecule.
Identify that the problem is asking for the option that is NOT a common headgroup of glycerophospholipids.
Consider the options given: Ethanolamine, Choline, Serine, Hydrogen atom, and Threonine. Recall that ethanolamine, choline, and serine are indeed common headgroups.
Conclude that the hydrogen atom and threonine are not typical headgroups for glycerophospholipids. Among the options, threonine is not a common headgroup, as it is an amino acid not typically found as a headgroup in glycerophospholipids.
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