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Materials

Quiz: How much do you know about bioadhesives?

Test your knowledge of the chemistry behind how mussels glue themselves to underwater surfaces.

by Andy Brunning, special to C&EN
March 27, 2025
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Most Popular in Materials

 

Before you take our quiz on Periodic Graphics: How do mussels stick to rocks?, make sure you check out our Periodic Graphic for some helpful hints.

Mussels make their bioadhesive from which of the following?
Which calcium compound is a key component of the bioadhesive that oysters produce?
Mussels use byssal threads to stick to surfaces. What is the core of these threads made of?
Which organic groups in mussel proteins form hydrogen bonds with minerals and oxides on underwater surfaces?
Which amino acid in mussels’ adhesive proteins displaces cations bound to surface oxides?
What is one role that lysine plays in mussel bioadhesive proteins?
The rare amino acid 3,4-dihydroxyphenylalanine plays a key role in mussel adhesive protein. How is it commonly abbreviated?

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