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| Symbol: Y; atomic weight: 88.905; atomic number: 39 |
| Symbol: Cs; atomic weight: 132.905; atomic number: 55 |
active site n.
The part of an enzyme molecule at which catalysis of the substrate occurs.
| active site
The part of an enzyme where the catalytic activity on the substrate takes place. See more at enzyme. |
The part of an enzyme or antibody where a chemical reaction occurs.