Test Review Unit 1

Question 1

Isomers

Answer 1

Different compounds with same molecular formula

Question 2

Structural isomers

Answer 2

Atoms arranged in different sequences

Question 3

Stereoisomers

Answer 3

Same sequence of molecular formula but differ in arrangement of atoms in space

Question 4

Geometric isomer

Answer 4

Same structure but flipped

Question 5

Enantiomers

Answer 5

Mirror image isomer

Question 6

Anabolic reaction

Answer 6

Small molecule to big molecule

Question 7

Catabolic

Answer 7

Macromolecules broken down into subunits

Question 8

Hydrolysis

Answer 8

Putting water in a reaction

Question 9

Condensation reaction

Answer 9

Water coming out

Question 10

Oxidation reaction

Answer 10

Transfer of one or more electrons

Question 11

Polypeptide chain

Answer 11

Many amino acids linked by peptide bonds

Question 12

Peptide bond

Answer 12

Bond between amino acids

Question 13

Globular protien

Answer 13

Made up of one or more polypeptide chains

Question 14

Denaturatiom of protien

Answer 14

If PH or temperature are altered the protein may unravel and no longer works s a Protein

Question 15

Protein functions

Answer 15

Muscle composition, hair, in cell membrane, enzymes

Question 16

Nucleic acids

Answer 16

Store hereditary info

Question 17

Pyrimidines

Answer 17

Cytosine, thymine, uracil

Question 18

Purines

Answer 18

Adenine and guanine

Question 19

Pentose

Answer 19

Deoxyribose in dna with one less oxygen than ribose for rna

Question 20

Phosphate group

Answer 20

Attaches to number 5 carbon

Question 21

Polynucleotide

Answer 21

Monomers joined by covalent bonds called phosphodiester bonds

Question 22

Monosaccharides

Answer 22

Primary storage molecule and soluble in H2O

Question 23

Alpha beta configuration

Answer 23

If OH is below OH and if OH is above its Beta

Question 24

Oligiosaccharides

Answer 24

2 or 3 monosaccharides are linked

Question 25

2 or 3 monosaccharides linked

Answer 25

Glycosidic linkage

Question 26

Glucose+glucose

Answer 26

=maltose

Question 27

Glucose+fructose

Answer 27

=sucrose

Question 28

Glucose+galactose

Answer 28

=lactose

Question 29

Starch

Answer 29

Main energy storage in plants

Question 30

Glycogen

Answer 30

Animals store glucose as glycogen

Question 31

Cellulose

Answer 31

Major component in cell walls also known as fiber

Question 32

Why glucose forms a ring structure

Answer 32

Ring makes it safer to transfer

Question 33

Lipides amount of energy given

Answer 33

Double the amount of carbs

Question 34

Lipides Major component of what

Answer 34

Cell membranes

Question 35

Fats

Answer 35

Glycerol+fatty acids= triglyceride

Question 36

Carboxyl and hydroxyl reaction uses what bond

Answer 36

Ester linkage

Question 37

Saturated fats

Answer 37

Maximum amount of hydrogen Only single bonds Solid room temperature

Question 38

Unsaturated fats

Answer 38

Lowest amount of hydrogen Has double bonds Liquid at room temp

Question 39

Phospholipids

Answer 39

Forms cell membranes Tail hydrophobic Head hydrophilic

Question 40

Steroids/sterols

Answer 40

Contains 4 fused hydrocarbon rings Cholesterol Found in blood

Question 41

Waxes

Answer 41

Hydrophobic so good to be used as water proof coating