Biochemistry Vocabualry Quiz#2

Question 1

Organic

Question 2

Inorganic

Answer 2

molecules do not contain carbon

Question 3

Monomer

Answer 3

small, single units or molecules that can bond together

Question 4

Polymer

Answer 4

many monomers held together by covalent bonds that results in a macromolecule

Question 5

Carbohydrates

Answer 5

C, H and O in ring shapes; The function of is to provide energy and structure for cells (sugar)

Question 6

Monosaccharide

Answer 6

Complexl sugar

Question 7

Disaccharide

Answer 7

double sugar composed of two simple sugars

Question 8

Polysaccharide

Answer 8

a complex sugar composed of three or more simple sugars

Question 9

Glycogen

Answer 9

Substance in body that stores carbohydrates

Question 10

Cellulose

Answer 10

Polysaccharide; In plants

Question 11

Chitin

Answer 11

Polysaccharide; crunchy exoskeleton of bugs

Question 12

Lipid

Answer 12

Composed of C, H and O in long chains; store energy

Question 13

Hydrophilic

Answer 13

water loving

Question 14

Hydrophobic

Answer 14

water fearing

Question 15

Saturated Fat

Answer 15

are solid at room temperature
are derived from animals (mostly)
raise levels of “bad” Cholesterol = LD

Question 16

Unsaturated Fat

Answer 16

are liquid at room temperature
are derived from plants
Helps “good” Cholesterol levels = HD

Question 17

Triglyceride

Answer 17

• made of glycerol and 3 fatty acids

- increases risk of heart diseas

Question 18

Phospholipid

Answer 18

makes up the cell membrane

Question 19

Amino Acid

Answer 19

Proteins composed of monomers

Question 20

Dipeptide

Answer 20

Two A.A’s

Question 21

Polypeptide

Answer 21

Three or more A.A’s

Question 22

Nucleic Acid

Answer 22

A complex organic substance present in living cells, esp. DNA or RNA, whose molecules consist of many nucleotides linked in a long chain

Question 23

Nucleotide

Answer 23

Made of monomers

Question 24

Enzyme

Answer 24

Catalysts that operate in living organisms, a type of protein

Question 25

Catalyst

Answer 25

a substance that speed up the rate of a chemical reaction.

Question 26

Denature

Answer 26

An enzyme is designed to operate at a certain pH and temperature. If either of these factors is changed too much, the enzyme becomes

Question 27

Activation Energy

Answer 27

The amount of energy that is needed to start the reaction

Question 28

Reactants

Answer 28

Before the arrow

Question 29

Products

Answer 29

After the arrow

Question 30

Substrate

Answer 30

enzymes that are designed to work on only one reactant

Question 31

Organic

Answer 31

molecules contain carbon

Question 32

Organic

Answer 32

molecules contain carbon