Week 3

Question 1

How many covalent bonds can carbon form?

Answer 1

4

Question 2

Orbital hybridization

Answer 2

Allows carbon to form 4 covalent bonds

Question 3

Tetrahedron

Answer 3

Lopsided orbitals with electrons on different planes but similar distances

Question 4

Hydrocarbons

Answer 4

Molecules in a carbon chain

Question 5

Hydrocarbons are formed through

Answer 5

Orbital hybridization

Question 6

Are hydrocarbons polar or nonpolar?

Answer 6

Non polar, their electronegativities are very similar

Question 7

Functional groups

Answer 7

Groups of atoms in an organic molecule

Question 8

Elements commonly bonded w carbon

Answer 8

Hydrogen, oxygen, nitrogen, phosphorus, sulfur

Question 9

What kind of molecules is carbon a defining factor in?

Answer 9

Organic

Question 10

Organic molecules

Answer 10

Mostly made up of carbon bonded w other elements

Question 11

Dehydration uses what kind of metabolic process?

Answer 11

Anabolism

Question 12

Byproduct of dehydration

Answer 12

Water

Question 13

During what reaction does water break into its molecular components

Answer 13

Hydrolysis

Question 14

Which reaction requires an input of energy and creates a covalent bond

Answer 14

Dehydration

Question 15

Starch

Answer 15

Carb polymer chain made up of glucose monomers

Question 16

1-4 Glycosidic link shape

Answer 16

Straight chain

Question 17

1-6 glycosidic link shape

Answer 17

Branching chains

Question 18

Where is free energy stored in dehydration

Answer 18

Glycosidic links

Question 19

What is a catalyst

Answer 19

Substance that is added to a reaction to increase the reaction rate without getting consumed in process

Question 20

What is an enzyme

Answer 20

Proteins that act as catalysts in biochemical reactions

Question 21

Dimer

Answer 21

(Aka polymer) 2 monomers bonded, simple carb

Question 22

Polysaccharides

Answer 22

3 monomers bonded, complex carb

Question 23

Entropy

Answer 23

Disorder

Question 24

Disaccharides

Answer 24

Dimers of carbs

Question 25

Cellulose

Answer 25

Carb polymer chain of B glucose

Question 26

Which reaction raises entropy?

Answer 26

Hydrolysis, makes more disorder due to breaking down

Question 27

Which reaction releases free energy?

Answer 27

Hydrolysis

Question 28

Which reaction lowers entropy?

Answer 28

Dehydration, builds together

Question 29

Peptide bond

Answer 29

Covalent bond between carbon and nitrogen after dehydration

Question 30

Polypeptide

Answer 30

Linear chain of amino acids

Question 31

Hydrophobic exclusion

Answer 31

Substance condensing and excluding water Protein folding

Question 32

Disulfide bridge

Answer 32

Covalent bonds between R groups

Question 33

Van der waals attractions

Answer 33

Weak attraction among molecules close together

Question 34

Denaturation

Answer 34

Protein that lost its shape making it inactive