Enzymes

With what 3 letters do enzymes typically end?

• -ose

• -ase

• -ese

• -tic

Each enzyme only has 1 substrate that will fit its active site.  What is this called?

• 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-LS1-7

Enzymes will make a reaction go _______ and use ______ energy.

• faster, less

• faster, more

• slower, less

• slower, more

Tags

NGSS.HS-LS1-7

Every enzyme has a optimal temperature and pH. True or False?

• True 

• False

Enzymes are composed of which of the following monomers? 

• amino acids

• carbohydrates

• nucleotides

• monosaccharides

Tags

NGSS.HS-LS1-6

Which of these is most likely an enzyme?  

• Sucrose

• Galactose

• Fructose

• Amylase

Tags

NGSS.HS-LS1-1

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.
  

• The optimum pH of the enzyme is 5.8
  

• The enzyme’s activity increases as pH increases 5.0 to 9.0
  

• The enzyme’s activity is greater around pH of 8.0 .
  

Enzymes are...

• nucleic acids

• proteins

• lipids

• carbohydrates

Tags

NGSS.HS-LS1-1

What happens when enzymes are heated to a high temperature?

• The enzymes die.

• The shapes of the enzyme are altered denature

• The enzymes' amino acid sequence changes.

• The enzymes remain the same