What Is Responsible for Degrading Antigens Located in the Cytosol

question 109

Multiple Choice

What is responsible for degrading antigens located in the cytosol of antigen-presenting cells into short peptides?

• A)uncomplexed proteases floating free in the cytoplasm
• B)proteases that are part of proteasomes
• C)proteases embedded in the nuclear membrane
• D)the acidic environment of the lysosome lumen
• E)hydrolytic enzymes of the lysosomal lumen

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