I-Cell Disease Is Typified by __________

question 99

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.

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Definitions:

Absolute Threshold

The minimum intensity of a stimulus that is required for a person to be able to detect it 50% of the time.

Noticeable

Easily seen or recognized; attracting attention by being prominent or significant.

Difference

Generally refers to a distinction or divergence between two or more things, often used in analysis or comparison.

Bipolar Cells

A type of neuron found in the retina that acts as an intermediary between photoreceptors (rods and cones) and ganglion cells, playing a crucial role in visual processing.