Got It? Ch 3 4 And 5

Front 1

Nutrients are substances in good that provide structural materials or _________

Back 1

Energy

Front 2

The macromolecules required as nutrients include ____________, carbohydrates, and proteins

Back 2

Fats

Front 3

Whole foods are more healthful than ______________ foods because they do not undergo nutrient stripping alterations

Back 3

Processed

Front 4

______________ carbohydrates take longer to break apart than simple sugars

Back 4

Complex

Front 5

_____________ is an important dietary constituent that helps regulate bowel function but is not a nutrient because it is not metabolized

Back 5

Fiber

Front 6

Metabolism

Back 6

All of the physical and chemical reactions that produce and use energy

Front 7

Enzymes

Back 7

Protein that catalyzes and regulates the rate of metabolic reactions

Front 8

Catalyze

Back 8

To speed up the rate of a chemical reaction. *Enzymes are biological catalysts*

Front 9

Common suffix in names of Enzymes

Back 9

-ase (ex. sucrase is the enzyme that breaks down the table sugar sucrose)

Front 10

Activation Energy

Back 10

The amount of energy that reactants in a chemical reaction must absorb before the reaction can start

Front 11

Substrate

Back 11

The substance upon which an enzyme reacts

Front 12

Enzymes only catalyze one reaction, a property called ___________

Back 12

Specificity

Front 13

To catalyze a reaction, the enzyme binds its ___________ and bends it slightly, places stress on chemical bonds

Back 13

substrate

Front 14

Enzyme-catalyzed reactions are prevented from occurring at a rapid rate at all times by the presence of a(n) ______________ energy barrier

Back 14

activation

Front 15

The _______________ metabolic rate is the energy use of a resting wakeful person

Back 15

basal