Basement Membranes Contain Type IV Collagen, a Nonfibrillar Collagen Organized

question 14

Multiple Choice

Basement membranes contain type IV collagen, a nonfibrillar collagen organized in a flattened network. The type IV collagen trimer has some interspersed nonhelical segments. What property does this confer upon basement membranes?

• A)strength
• B)flexibility
• C)extensibility
• D)transparency
• E)opacity

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