Enzymes

Enzymes are what macromolecule?

• Nucleic Acid

• Lipid

• Protein

• Carbohydrate

Enzymes

• speed up chemical reactions

• slow down chemical reactions

• do nothing to a chemical reaction

Tags

NGSS.HS-PS1-2

How does an enzymes shape relate to its function?

• the shape of the enzyme has no relation to its function

• the enzyme is shaped specially for certain substrates to perform a specific reaction

• the enzyme shape acts as a receptor to certain products

• the enzyme shape can fit into specific substrates to cease a reaction

Tags

NGSS.MS-LS1-7

A is the

• substrate

• enzyme-substrate complex

• products

Tags

NGSS.MS-LS1-7

An enzyme ________ the activation energy needed for a reaction to occur.

• decreases

• increases

• does nothing to

• increases then decreases

Tags

NGSS.HS-PS1-5

Which color line represent a reaction with an enzyme present?

• Blue

• Red

• Both

• Neither

Tags

NGSS.MS-PS1-2

The specific location where the substrates bind to the enzyme is called the

• specific site

• appropriate site

• active site

• ignition site

What is the name for the mechanism of enzyme activity?

• Lock and key
• jigsaw puzzle
• hammer and nail
• two hands pattern

What is a substance called if it speeds up a chemical reaction?

• reusable
• catalyst
• specific
• fragile

Which of these is NOT true?

• Enzymes can denature (change shape) when the temperature gets too high.
• Enzymes can only be used once in a chemical reaction. 
• Extreme pH can denature enzymes.
• Enzymes speed up chemical reactions. 

Tags

NGSS.HS-PS1-5