2.5 – Enzymes Flashcards

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0
Q

a_lowers activation energy

A

Catalyst

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1
Q

_Are catalysts for chemical reactions in living things

A

enzymes

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2
Q

_Substances that speed up chemical reactions

A

catalyst

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3
Q

catalyst_activation energy and_reaction rate

A
  1. decrease

2. increase

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4
Q

enzymes allow_reactions to occur under tightly controlled conditions

A

Chemical

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5
Q

enzymes are_in all living things

A

catalyst

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6
Q

enzymes are needed for almost all processes. Most enzymes are_

A

proteins

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7
Q

disruptions in_Can prevent enzymes from functioning

A

homeostasis

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8
Q

enzymes function best in a_range of conditions

A

small

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9
Q

changes in_and pH can break hydrogen bonds

A

temperature

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10
Q

and enzymes function depends on it’s_

A

structure

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11
Q

an_structure allows only certain reactants to bind to the enzyme

A

enzymes

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12
Q

what two types of bonds are available for an enzyme?

A

substrates and an active site

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13
Q

the_model helps illustrate how enzymes function. It shows how substrates are brought together and bonds and substrates our weakened.

A

lock and key model

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