Study sets matching "reations and enzymes"

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Study sets matching "reations and enzymes"

19 terms
Enzymes and chemical reations
The factors that affect enzyme activit…
Enzymes
Active site
Catalyst
PH, Temperature, amount of substrate
are proteins that act as biological catalysts
a restricted region of an enzyme molecule which binds to the…
A substance that speeds up the rate of a chemical reaction
The factors that affect enzyme activit…
PH, Temperature, amount of substrate
Enzymes
are proteins that act as biological catalysts
Chapter 2.4 Chemical Reations and Enzymes
chemical reation
reactant
product
activation energy
a process that changes, or transforms, one set of chemical in…
Elements or compounds that enter into a chemical reaction
Elements or compounds that are produced by a chemical reaction
Energy that is needed to get a reaction started
chemical reation
a process that changes, or transforms, one set of chemical in…
reactant
Elements or compounds that enter into a chemical reaction
11 terms
chemical reations
chemical reaction
reactant
products
bond energy
change in substances into different substances by breaking an…
are the substances that are changed during a chemical reaction.
are the the substances made by a chemical reaction
is the the amount of energy that it takes to break a bond bet…
chemical reaction
change in substances into different substances by breaking an…
reactant
are the substances that are changed during a chemical reaction.
Chelmicl Reations
Catalyst
Endothermic Reaction
Exothermic Reaction
Chemical Equation
A substance that speeds up the rate of a chemical reaction.
A reaction in which energy is absorbed
A reaction that releases energy in the form of heat
a way to describe a chemical reaction using chemical formulas…
Catalyst
A substance that speeds up the rate of a chemical reaction.
Endothermic Reaction
A reaction in which energy is absorbed
64 terms
Enzymes and the Digestive System
enzyme
Coenzyme
catalyst
denature
proteins that act as catalyst for biological reactions (speed…
Organic molecules such as vitamins that help enzymes
speeds up chemical reations
alteration (changing) of a protein structure and protein fold…
enzyme
proteins that act as catalyst for biological reactions (speed…
Coenzyme
Organic molecules such as vitamins that help enzymes
Enzymes
Biological catalyst are called
-ase
Substrate
Enzyme
enzymes
enzymes typically end with this suffix
is the molecule the enzyme is either breaking apart or combin…
is the biological molecule that is increasing the rate of the…
Biological catalyst are called
enzymes
-ase
enzymes typically end with this suffix
11 terms
ENZYMES
Activation Energy
Catalyst
Active Site
Enzyme activity
Energy needed to get a reaction started
substance that initiates or accelerates a chemical reaction w…
special shaped area that fits onto the substrate-place where…
moles of substrate converted per unit time
Activation Energy
Energy needed to get a reaction started
Catalyst
substance that initiates or accelerates a chemical reaction w…
12 terms
Chemical Reations
Rate of reaction
Exothermic Reaction
Product
Reactant
How fast a reaction occurs.
A reaction that releases heat.
Substance formed by a chemical reaction.
Substance that exists before a reaction begins.
Rate of reaction
How fast a reaction occurs.
Exothermic Reaction
A reaction that releases heat.
25 terms
Enzymes
Enzymes
Metabolism
Anabolism
Catabolism
Proteins... Dependent upon unique shapes... High specific... Extremely…
Enzymes speed up....
constructing molecules from smaller units (require energy)
breaks down molecules from smaller units that are either oxid…
Enzymes
Proteins... Dependent upon unique shapes... High specific... Extremely…
Metabolism
Enzymes speed up....
16 terms
Reaction Rate/ Chemical Reations
Can't be broken down without a chemica…
The amount of time it takes a reaction…
All chemical reaction rates increase t…
All chemical reaction rates decrease t…
Substance
Reaction rate
Temperature, surface area, stirring, concentration, and catal…
Inhibitors
Can't be broken down without a chemica…
Substance
The amount of time it takes a reaction…
Reaction rate
20 terms
Science Chapter 5 Chemical Reations
Physical Change
Chemical Change
Reactant
Product
a change that alters the form or appearance of a material but…
a change in which one or more substances combine or break apa…
a substance that enters into a chemical reaction
a substance formed as a result of a chemical reaction
Physical Change
a change that alters the form or appearance of a material but…
Chemical Change
a change in which one or more substances combine or break apa…
19 terms
Chemical reations
Chemical reactions
Reactant
Products
Subscript
Occur when molecules bump into each other
The chemicals on the left side of a chemical equation
The chemicals on the right side of a chemical equation
A small number following a symbol for an element that indicat…
Chemical reactions
Occur when molecules bump into each other
Reactant
The chemicals on the left side of a chemical equation
7 terms
enzymes
catalyst
enzyme
activation energy
active site
substance that speeds up the rate of a chemical reaction
protein catalyst that speeds up chemical reactions by lowerin…
energy needed to start a chemical reation
part of an enzyme where substrate molecules bind and undergo…
catalyst
substance that speeds up the rate of a chemical reaction
enzyme
protein catalyst that speeds up chemical reactions by lowerin…
80 terms
Chapter 6 - Metabolis: Energy and Enzymes
Energy
Kinetic Energy
Potential Energy
Chemical Energy
The ability to do work or bring about change
Energy of motion
Stored energy
Contains energy in chemical bonds of organic molecules
Energy
The ability to do work or bring about change
Kinetic Energy
Energy of motion
Enzymes and Macromolecules
Raising the temperature will ________…
Boiling enzymes will ________ enzymati…
Freezing enzymes will ________ enzymat…
Optimal pH will ________ enzymatic rea…
Increase
Decrease
Decrease
Increase
Raising the temperature will ________…
Increase
Boiling enzymes will ________ enzymati…
Decrease
20 terms
Enzymes
Catabolic reations
Anabolic reations
Extracellular enzymes
Intracellular enzymes
Large molecules into smaller ones
Large molecules built from small ones
Enzymes out of cell
Enzymes within the cell
Catabolic reations
Large molecules into smaller ones
Anabolic reations
Large molecules built from small ones
6 terms
Enzymes
Enzyme
Active site
Induced fit model
Lock-and-Key model
Globular protein that acts as a catalyst for biochemical reac…
On the surface of an enzyme, to which substrates bind and cat…
When the substrates approaches the enzyme the molecular inter…
The active sit and substrate fit each other perfectly. Both s…
Enzyme
Globular protein that acts as a catalyst for biochemical reac…
Active site
On the surface of an enzyme, to which substrates bind and cat…
6 terms
Enzymes
Rectant
Product
Catalyst
Enzyme
Atoms, molecules, or compounds that enter into a chemical rea…
Atoms, molecules, or compounds that result from the reation
Substance that increases the rate of a chemical reaction with…
Protein that serves as a catalyst, enabling or speeding chemi…
Rectant
Atoms, molecules, or compounds that enter into a chemical rea…
Product
Atoms, molecules, or compounds that result from the reation
enzymes and digestion
types of reactions
anabolic reaction
catabolic reaction
metabolism
-anabolic... -catabolic... -metabolism
builds things up
breaks things down
sum of both anabolic and catabolic
types of reactions
-anabolic... -catabolic... -metabolism
anabolic reaction
builds things up
enzymes
why is it necessary to have enzymes in…
enzymes are ......
____________ speed up chemical reactions
enzymes speed up .....
for chemical reactions
catalyst
catalyst
chemical reactions
why is it necessary to have enzymes in…
for chemical reactions
enzymes are ......
catalyst
15 terms
Enzymes
Enzyme
Metabolism
Anabolism
Catabolism
A type of protein that speeds up a chemical reaction in a liv…
chemical reactions happening in a cell
putting small molecules into larger cells
breaking large molecules into smaller cells
Enzyme
A type of protein that speeds up a chemical reaction in a liv…
Metabolism
chemical reactions happening in a cell
17 terms
Enzymes
Catalyst
Enzyme
Intracellular enzyme
Extra cellular enzyme
A substance that increases the rate of a chemical reaction.
A protein that acts as a catalyst.
Enzymes that catalyse reactions within cells.
Enzymes that catalyse reactions outside cells.
Catalyst
A substance that increases the rate of a chemical reaction.
Enzyme
A protein that acts as a catalyst.
15 terms
A level enzymes definition
Active site
Catylyst
Extracellular
Intracellular
Indented area on the surface of an enzyme molecule, with a sh…
Chemical that speeds up the rate of reaction and remains unch…
Outside the cell
Inside the cell
Active site
Indented area on the surface of an enzyme molecule, with a sh…
Catylyst
Chemical that speeds up the rate of reaction and remains unch…
8 terms
Unit 2. Antibody Actions, Major Antibodies, & Allergic Reations
________________ - attach to antigen c…
_________________ ______________ _____…
Action of Complement Proteins:... A) ____…
Newborns receive antibody _____ from t…
Attachment, neutralization
Complement enzyme activation
A) attract phagocytes... B) Agglutination... E) increase... F) Inflamm…
IgG, IgA
________________ - attach to antigen c…
Attachment, neutralization
_________________ ______________ _____…
Complement enzyme activation
chapter 2 chemical reactions
activation energy
catalyst
chemical equation
chemical reation
minim amount of energy needed to start.
substance the speeds up.
short hand form for witing
Process that produces chemical change
activation energy
minim amount of energy needed to start.
catalyst
substance the speeds up.
Enzymes CH8
Metabolism
Metabolic pathway
Catabolic pathway
Anabolic pathway
The totality of an organisms chemical reactions. ... - is an eme…
Begins with a specific molecule and ends with a product ... -eac…
release energy by breaking down complex molecules into simple…
consumes energy to build complex molecules. ... -ex: synthesis o…
Metabolism
The totality of an organisms chemical reactions. ... - is an eme…
Metabolic pathway
Begins with a specific molecule and ends with a product ... -eac…
Unit 2. Antibody Actions, Major Antibodies, & Allergic Reations
________________ - attach to antigen c…
_________________ ______________ _____…
Action of Complement Proteins:... A) ____…
Newborns receive antibody _____ from t…
Attachment, neutralization
Complement enzyme activation
A) attract phagocytes... B) Agglutination... E) increase... F) Inflamm…
IgG, IgA
________________ - attach to antigen c…
Attachment, neutralization
_________________ ______________ _____…
Complement enzyme activation
enzymes + homeworks
enzyme
digestion, synthesis, cellular respira…
Order speed
substrate
a protein that changes the rate o speed of a chemical reaction
Enzymes help in chemical reaction like _____________, _______…
Enzymes help to occur in the correct ______ and _______.
the specific substance that an enzyme acts upon usually end i…
enzyme
a protein that changes the rate o speed of a chemical reaction
digestion, synthesis, cellular respira…
Enzymes help in chemical reaction like _____________, _______…
7 terms
Enzymes
Enzymes
Enzyme Specificity
Shape
When conditions disrupt an enzyme's st…
protiens that allow chemical reactions to occur at a rate f t…
organisms can have thousands of enzymes, each one specific to…
the shape of an enzyme is what makes it specific to one subst…
the enzyme function is affected
Enzymes
protiens that allow chemical reactions to occur at a rate f t…
Enzyme Specificity
organisms can have thousands of enzymes, each one specific to…
8 terms
CH 6 - ROLE OF ENZYMES
Enzyme
Protein
Activation energy
Concentration
A protein (or RNA molecule) that serves as a biological catal…
A functional biological molecule consisting of one or more po…
The minimum quantity of energy that the reaction species must…
The number of molecules or ions in a given volume of a substa…
Enzyme
A protein (or RNA molecule) that serves as a biological catal…
Protein
A functional biological molecule consisting of one or more po…
20 terms
Enzymes
Enzyme
What do enzymes do
Enzymes are named after their
Enzyme names end in
proteins that regulate chemical reactions in an organism
catalyze (speed up) chemical reactions in living organisms
substrate they act upon and/or the type of reaction they cata…
ase
Enzyme
proteins that regulate chemical reactions in an organism
What do enzymes do
catalyze (speed up) chemical reactions in living organisms
2.4 chemical reactions and enzymes
chemical reations
reactant
product
activation energy
Two or more elements change to form a different product.
A substance that is present at the start of a chemical reacti…
what is left after reaction takes place.
Energy needed to get the chemical reaction started.
chemical reations
Two or more elements change to form a different product.
reactant
A substance that is present at the start of a chemical reacti…
macro molecules and enzymes
protein function
monomer of protien
what increases the rate of reaction
what decreases rate of reation
Provide structure
nucleic acid
adding heat, add more enzymes
boiling, freezing
protein function
Provide structure
monomer of protien
nucleic acid
23 terms
Enzymes
Enzymes
Enzymes that act on fats
Lipase
Lipoxygenase
Proteins that catalyze organic or biological reactions... ◦ Char…
Lipase... ◦ catalyzes the hydrolysis of fats (remove fatty... acids…
Lipase is problem for raw milk... Pungent flavor reminicent of b…
penut oil nut oil
Enzymes
Proteins that catalyze organic or biological reactions... ◦ Char…
Enzymes that act on fats
Lipase... ◦ catalyzes the hydrolysis of fats (remove fatty... acids…
18 terms
ENZYMES
Activation energy
The ordered molecules of cells from sp…
Add heat-it speeds up molecules and at…
They lower the activation energy neede…
The barrier of energy that must be overcome before a chemical…
What does the activation energy prevent?
How can a reaction that a cell requires get over the energy b…
How does enzymes speed up a reaction?
Activation energy
The barrier of energy that must be overcome before a chemical…
The ordered molecules of cells from sp…
What does the activation energy prevent?
71 terms
Lab Enzymes
In all chemical reactions, the ______…
products
_____ are organic catalystst that seed…
specific
reactants
...
enzymes
...
In all chemical reactions, the ______…
reactants
products
...
chemical reaactions and enzymes
catalysts
enzymes
enzymes are specific
chemical reations
the substance that speeds up the rate of a chemical reaction
proteins that act as biological catalysts- speed up chemical…
can only cause one type of chemical reaction
a process that chenges or transforms one set of chemicals int…
catalysts
the substance that speeds up the rate of a chemical reaction
enzymes
proteins that act as biological catalysts- speed up chemical…
40 terms
Enzymes
Metabolism
Water, Energy
Catabolism
Respiration, Digestion, Decomposition
all of the chemical reactions that take place in an organism
all chemical reactions that take place in an organism need __…
breaking down substances
examples of Catabolism
Metabolism
all of the chemical reactions that take place in an organism
Water, Energy
all chemical reactions that take place in an organism need __…
10 terms
Enzymes
Catalyst
Enzyme
How does an Enzyme speed up chemical r…
Activation Energy
Substance that speeds chemical reaction
Protein catalyst that speeds up a chemical reaction within an…
By lowering the activation energy
Energy needed to get a chemical reaction started
Catalyst
Substance that speeds chemical reaction
Enzyme
Protein catalyst that speeds up a chemical reaction within an…
20 terms
biology enzymes and energy quiz
What does the arrow always point to?
Activation energy
Catalyst
What is another name for catalyst?
The product
The amount of energy required to start a chemical reaction
speeds up the rate of a chemical reaction
enzymes
What does the arrow always point to?
The product
Activation energy
The amount of energy required to start a chemical reaction
7 terms
2.4 chemical reactions and enzymes
Chemical reaction
Reactant
Product
Activation energy
Process that changes, or transforms, one set of chemicals int…
Elements or compounds that enter into a chemical reaction.
Elements or compounds produced by a chemical reaction.
Energy that is needed to get a reaction started
Chemical reaction
Process that changes, or transforms, one set of chemicals int…
Reactant
Elements or compounds that enter into a chemical reaction.
38 terms
Chapter 8 Enzymes and Energy
Energy
Potential Energy
Kinetic Energy
First Laws of thermodynamics
ability to do work
Stored Energy
energy of motion
Conservation of energy... energy cannot be created or destroyed…
Energy
ability to do work
Potential Energy
Stored Energy
Bio Unit 2: Digestion and Enzymes
Salivary Amylase
Pepsin
Pancreatic Amylase
Trypsin
made in the salivary glands, delivered to the mouth, breaks d…
made in the stomach, delivered to the stomach, breaks down pr…
made in the pancreas, delivered to the small intestine, break…
made in the pancreas, delivered to the small intestine, break…
Salivary Amylase
made in the salivary glands, delivered to the mouth, breaks d…
Pepsin
made in the stomach, delivered to the stomach, breaks down pr…
Bio Unit 2: Digestion and Enzymes
Salivary Amylase
Pepsin
Pancreatic Amylase
Trypsin
made in the salivary glands, delivered to the mouth, breaks d…
made in the stomach, delivered to the stomach, breaks down pr…
made in the pancreas, delivered to the small intestine, break…
made in the pancreas, delivered to the small intestine, break…
Salivary Amylase
made in the salivary glands, delivered to the mouth, breaks d…
Pepsin
made in the stomach, delivered to the stomach, breaks down pr…
16 terms
enzymes and ribozymes
chemical reactions
spontaneous
nonspontaneous
activation energy
~reactant--->product... ~spontaneous/nonspontaneous
~will occur under the current conditions (right away)... ~ex.-so…
~will not occur on their own, but you can make them occur if…
~Ea... ~is the energy required for a chemical reaction to occur
chemical reactions
~reactant--->product... ~spontaneous/nonspontaneous
spontaneous
~will occur under the current conditions (right away)... ~ex.-so…
18 terms
Enzymes
Activation energy
Coenzyme
Substrate
Active site
Energy needed for starting a reation
Help an enzyme do its job (vitamins)
The substance an enzyme works on reactant
Region were the substrate works on reactant
Activation energy
Energy needed for starting a reation
Coenzyme
Help an enzyme do its job (vitamins)
20 terms
Exam 3 Enzymes
Enzymes
Reactants(Substrates)
Products
Activation Energy
Proteins that speed up chemical reactions
compounds broken down by an enzyme
A substance formed as a result of a chemical reaction
Energy needed to get a reaction started. More enzymes speeds…
Enzymes
Proteins that speed up chemical reactions
Reactants(Substrates)
compounds broken down by an enzyme
12 terms
Enzymes
Metabolism
Enzymes
Catalase
Speed up reactions... Breakdown food... Buil…
Total of all chemical reactions in an organism
Proteins that speed up chemical reactions
Speeds up a chemical reation
Some functions of enzymes
Metabolism
Total of all chemical reactions in an organism
Enzymes
Proteins that speed up chemical reactions
20 terms
Enzymes
Enzymes
catalyze
How do enzymes work?
reactions
made of proteins. act as catalyst to accelerate reaction. not…
they are reusable. end in ase. Example: sucrase, lactase, and…
they work by weakening bonds which lower activation energy.
no substrate= no reaction. with substrate= bubbles products.…
Enzymes
made of proteins. act as catalyst to accelerate reaction. not…
catalyze
they are reusable. end in ase. Example: sucrase, lactase, and…
Chapter 8 Enzymes and Energy
Energy
Potential Energy
Kinetic Energy
First Laws of thermodynamics
ability to do work
Stored Energy
energy of motion
Conservation of energy... energy cannot be created or destroyed…
Energy
ability to do work
Potential Energy
Stored Energy
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