Cartilage and Mucous Are Both Slippery Because

question 89

Multiple Choice

Cartilage and mucous are both slippery because:

• A) Short polymers comprise these compounds.
• B) The charge repulsion between the many acid groups in these polymers.
• C) The sticky nature of sugars.
• D) Both charge repulsion of acidic groups and the sticky nature of sugars.
• E) All of these

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