Multiple Choice
I-cell disease is typified by __________.
A) lysosomes bloated with undegraded materials
B) the production of normal levels of lysosomal enzymes without the mannose 6-phosphate residues normally present
C) lysosomal enzymes being secreted by the cell because they have not been targeted to lysosomes
D) a deficiency in N-acetylglucosamine phosphotransferase
E) all of these are correct
Correct Answer:

Verified
Correct Answer:
Verified
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