Enzymes and Metabolsim

Metabolism

the totality of chemical processes that occur in an organism to maintain life

web of all enzyme-catalysed reactions that occur within a cell or organism.

Metabolism

First function of Metabolic reactions

provide an energy source for cellular processes

Second function of metabolic processes

synthesize and break down molecules for growth and maintenance.

Catalyst are almost always….

enzymes

Function of enzymes

Speed up chemical reactions

Enzymes speed up chemical reaction by…

lowering activation energy

Anabolism

Monomers to polymers

What is the example of Anabolism?

(all Condensation) —> protein synthesis, photosynthesis, glycogen formation

Anabolism ____ energy

consume

Catabolism

monomer to polynmer

Do enzymes perform catablic or anabolic reactions

both

catabolism ___ energy

release

Examples of catabolic reactions

(all Hydrolosis) —> digestion, cellular respiration, ATP hydrolysis

Enzymes are ___ proteins

globular

Fibrous proteins

structural role ( long)

Globular proteins

funtional role (round)

active site is composed of ____

amino acids

what do Binding sites do….

Bind substrate and enzyme

what do Catalytic sites do…

reduce activation energy

How are enzyme catalysis created?

Collisions between substrate and enzyme

Immobilized enzyme

enzyme anchored to a solid support

Why does lactose intolreance happen.

Not having lactase to break down lactose

Optimal enzyme tempature

optimal enzyme ph

substrate concentation

Rate of reaction equation

Change in amt of reactant or product/ change in time