Enzymes

At which stage does catalase begin the breakdown of H₂O₂ into water and oxygen?

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Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-5

At which stage does the E/S complex first form?

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Tags

NGSS.HS-PS1-2

At which stage does the active site lose its shape if the enzyme becomes denatured?

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At which stage does hydrogen peroxide enter the enzyme's active site for the first time?

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Tags

NGSS.HS-PS1-2

At which stage do the products of H₂O₂ decomposition release from the catalytic action of the enzyme catalase?

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Tags

NGSS.HS-PS1-2

Enzymes are what type of biomolecule?

• lipids

• nucleic acids

• proteins

• carbohydrates

When an enzyme becomes denatured, its active site loses it shape. This means that the ______________ chains in the protein (enzyme) become disrupted and cause the protein to unravel and lose its shape.

• hyrocarbon

• amino acid

• nucleic acid

• glycoprotein

The human enzyme catalase could possibly denature at which temperature?

• 98 degrees Fahrenheit

• 37 degrees Celsius

• 35 degrees Celsius

• 45 degrees Celsius

How many substrates does an enzyme usually catalyze?

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In the following chemical equation, what are the products of this reaction? 2 H₂O₂ 🡪 2 H₂O + O₂ (gas)

• hydrogen peroxide and water

• oxygen and hydrogen peroxide

• water and oxygen

• hydrogen peroxide, water and oxygen gas