The plasma cells of the immune system are responsible for secreting protein antibodies into the bloodstream. Within the plasma cell, the antibody moves through several organelles in what order?
A. Ribosomes, endoplasmic reticulum, nucleolus, Golgi apparatus, vesicles
B. Ribosomes, endoplasmic reticulum, Golgi apparatus, vesicles
C. Ribosomes, vesicles, endoplasmic reticulum, Golgi apparatus
D. Ribosomes, Golgi apparatus, endoplasmic reticulum, vesicles
E. Ribosomes, Golgi apparatus, endoplasmic reticulum, lysosome
Answer: B
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