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yusuki yusuki
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9 years ago
How does scar tissue usually cause obstructions to develop in tube-like structures?
a.   Scar tissue continues to grow and spread, causing a blockage.
b.   Scar tissue does not stretch, but rather shrinks in time, causing narrowing.
c.   Scar tissue twists and forms knots as it develops.
d.   Scar tissue attaches to nearby normal tissue causing obstruction.

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monosaccharidemonosaccharide
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9 years ago
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yusuki Author
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9 years ago
Great!
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9 years ago
Don't forget to vote as best answer!
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