Respuesta :
Protein molecules are processed by the rough endoplasmic reticulum. Thus, the correct option is B.
What is Rough ER?
Rough ER may be defined as a part of the endoplasmic reticulum through which ribosomes are attached, as ribosomes are the site of protein synthesis, rough ER helps in protein synthesis.
Therefore, protein molecules are processed by the rough endoplasmic reticulum. Thus, the correct option is B.
To learn more about Rough ER, refer to the link:
https://brainly.com/question/27802301
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