One Reason the Proximity Effect Enhances Catalysis Is Because

question 57

Multiple Choice

One reason the proximity effect enhances catalysis is because

• A)the effective molarity of reactive substrate groups increases.
• B)the enzyme changes conformation to more readily accept the substrate as it approaches the active site.
• C)the active site becomes smaller.
• D)the catalytic triad in the active site becomes more flexible.

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Definitions:

Desert Wash

A sandy or gravel-rich channel in a desert or other arid region.

Alluvial Fan

A fan-shaped deposit formed where a fast-flowing stream flattens, slows, and spreads out sediment at the base of mountains.

Desert Varnish

A thin, dark coating found on the surfaces of rocks in arid environments, composed of clay minerals mixed with iron and manganese oxides.

Playa

A flat-bottomed desert basin that temporarily becomes a shallow lake after rainfall.