2nd Chapter Test

Question 0

Hydrolysis

Answer 0

Large + h2o –> small + small

Question 1

2 basic biochemical reactions

Answer 1

Hydrolysis (catabolic) and dehydration (anabolic)

Question 2

Dehydration

Answer 2

Small + small –> larger + h2o

Question 3

Carbohydrates

Answer 3

Quick energy source
Monosaccharides
Disaccharides
Polysaccharides

Question 4

Lipids

Answer 4

Long term energy source
Fats waxes oils steroids
Composed of glycerol + 3 fatty acids –> lipid +h2o

Question 5

Saturated fats

Answer 5

Single bonds
Soiled at room temperature
Butter lard
Unhealthy

Question 6

Unsaturated fats

Answer 6

Double bonds 
Liquid --> vegetable oil
Healthier 
Polyunsaturated which means many double bonds 
Transfats

Question 7

Glycogen is stored in the

Answer 7

Liver

Question 8

Proteins

Answer 8

Has a structural function / metabolic function

20 amino acids

Question 9

Amino acid sketch

Answer 9

H- H = O
N-C-C
H- R -OH

Question 10

Amino acid monomers are

Answer 10

Linked together

Question 11

Amino acid monomers are linked together

Answer 11

• In a dehydration reaction

- Joining carboxyl group of one amino acid to the amino group of the next amino acid, creating a peptide bond

Question 12

A chain of amino acids are called

Answer 12

Polypeptide

Question 13

Catalysts

Answer 13

Control reactions

Reduce the activation energy needed to start a reaction

Question 14

Enzymes are

Answer 14

Specific
Reusable
Can be denatured
Active site (place where the substance attaches)

Question 15

Primary structure

Answer 15

Straight string of beads

Question 16

Secondary structure

Answer 16

Beads coiled up

Question 17

Tertiary structure

Answer 17

Bent slinky

Question 18

Quaternary structure

Answer 18

More than two teritiary

Question 19

2 types of Nucleic acids

Answer 19

DNA

RNA

Question 20

DNA

Answer 20

Deoxyribonucleic acid

Deals with genetic makeup

Question 21

RNA

Answer 21

Ribonucleic acid

Question 22

Nucleotides

Answer 22

Phosphate
Sugar
Base : Ademine,thymine,guanine, cytosine,uracil

Question 23

Purines

Answer 23

Double ring
Adenine
Guanine

Question 24

Pyrimidines

Answer 24

Single ring
Thymine
Cytosine

Question 25

Out of the four bases which two are pyrimidines

Answer 25

Thymines
Cytosine
(The ones with y’s in them)

Question 26

A will always bond with

Answer 26

T double bond

Question 27

G will always bond with

Answer 27

C triple bond

Question 28

There are no thymines in

Answer 28

RNA