What is the correct sequence of polypeptide transport in the secretory pathway?
a. plasma membrane ? Golgi bodies ? ER ? ribosome
b. plasma membrane ? ER ? Golgi bodies ? ribosome
c. ribosome ? Golgi bodies ? ER ? plasma membrane
d. ribosome ? ER ? Golgi bodies ? plasma membrane
e. Golgi bodies ? ribosomes ? ER ? plasma membrane
ANSWER: d
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