First Diagnostic Exam

Question 1

Transcription Factor

Answer 1

They bind to DNA

Question 2

Clathrin

Answer 2

Protein that makes the coated vesicles

Question 3

Diffusion

Answer 3

Diffusion is the net movement of anything from a region of higher concentration to a region of lower concentration

Question 4

Kinase

Answer 4

Adds Phosphate

Question 5

Phosphorylase

Answer 5

Removes Phosphate

Question 6

What is most correct about genes?

Answer 6

They do not bind

Question 7

Promotor

Answer 7

Section of DNA tell you to start transciptions

Question 8

Proteolytic cleavage

Answer 8

Breaking down the peptide bond between two amino acids

Question 9

Chaperones

Answer 9

Helps to reform the proteins

Question 10

Chaperones v.s

Answer 10

Prions

Misfold the protein

Question 11

Electrons in d subshell

Answer 11

are not counting as the valence electrons

Question 12

formal charge formula

Answer 12

FC= v-1/2B- L
V= # of valence electrons
B= # of bounds
L= # one pairs

Question 13

Resonance

Answer 13

Ony non-bonding electrons and double, triple can move around

Question 14

BDE

Answer 14

bond dissociation energy: energy required to break the bond homolytically

Question 15

Homolytic bond cleavage

Answer 15

one electron of the bond being broken goes to each fragment

Question 16

radicals

Answer 16

anything that has an unpaired valence electron

Question 17

Heterlytic bond cleavage

Answer 17

forming cation and anion since both electrons end up on the same atom

Question 18

Homolytic

Answer 18

F.

Question 19

Heterolytic

Answer 19

F+ or F-

Question 20

Higher bond order

Answer 20

shorter and the stronger the bond is

Question 21

Longer the bound

Answer 21

is weaker

Question 22

Shorter the bond

Answer 22

is stronger

Question 23

polar molecule

Answer 23

Has the dipole-dipole interactions

Question 24

Non-polar examples

Answer 24

F2
O2
C2
N2

Question 25

Coordinate covalent bond

Answer 25

when atom donates both electrons

Question 26

Lewis acid

Answer 26

electrophile accepts e electron loving

Question 27

Lewis base

Answer 27

Nucleophile | Donates e

Question 28

Non-bonding

Answer 28

nonbonding electron is an electron in an atom that does not participate in bonding with other atoms.

Question 29

The # OF SIGMA and phi bonds a single bond a double bond a triple bond

Answer 29

Composed of 1 sigma bond Composed of 1 sigma and 1 pi bond composed of 1 sigma and 2 pi bond

Question 30

Dipole-dipole interaction

Answer 30

the interaction between the positive and polar end of a molecule and negative end of the molecule

Question 31

Van der Waals forces

Answer 31

dipole forces, hydrogen bonding, and London forces are known as van der Waals forces.

Question 32

One consequence of hydrogen bonding is

Answer 32

High bp point

Question 33

volatile

Answer 33

Easily vaporized gases are called volatile

Question 34

Vapor pressure related

Answer 34

Indirectly to the boiling point

Question 35

Compounds

Answer 35

are solid at the room temp

Question 36

Metals

Answer 36

are solid at the room temp

Question 37

sigma bond

Answer 37

end to end overlap

Question 38

Pi bond

Answer 38

side to side overlap

Question 39

nonpolar

Answer 39

molecules are symmetrical

Question 40

Polar

Answer 40

symmetrical

Question 41

London dispersion

Answer 41

The predominately intermolecular force that hold them together.

Question 42

thermodynamic

Answer 42

Transfer of heat from one object to another object

Question 43

Thermodynamic like ice cube examples

Answer 43

Melting ice cube Solid dissolves in water beating heart

Question 44

Enthalpy

Answer 44

is a measure of the heat energy that is released or absorbed when bonds are broken and formed during the reaction that runs at the constant pressure

Question 45

Bond that formed

Answer 45

Energy released | h<0

Question 46

Bond Broke

Answer 46

Energy put | h>0

Question 47

Exothermic

Answer 47

Energy is released

Question 48

Endothermic

Answer 48

Energy is absorbed

Question 49

Exothermic graph

Answer 49

Product is located at the lower state than the reactant

Question 50

Endothermic graph

Answer 50

Product is located at a higher state than reactants

Question 51

STP

Answer 51

0 C and 25 C

Question 52

The heat of formation of diatomic molecules are

Answer 52

zero such as c2, o2, and H2

Question 53

The heat of the formation is zero

Answer 53

at their natural state

Question 54

Hesses law

Answer 54

If an rxn occurs in several steps then the sums of the energies absorbed or given off in all the steps be the same as that for the overall rxn.

Question 55

break a bond

Answer 55

Energy is needed

Question 56

Making a bond

Answer 56

Energy is released

Question 57

Condensation

Answer 57

gas to solid

Question 58

Order

Answer 58

is more negative

Question 59

Spontaneous

Answer 59

G<0

Question 60

non-spontous

Answer 60

G>0

Question 61

Equilibrium

Answer 61

G=0

Question 62

G of the reverse reaction is

Answer 62

positive and spontouse

Question 63

Entropy depends on

Answer 63

Temperature

Question 64

If both entropy and enthalpy are positive then

Answer 64

then G at high temp is spon & | G is positive at a low temp and is non-spon

Question 65

If both entropy and enthalpy are negative

Answer 65

Then G is positive at high temp non-spontaneous & | G is negative at sufficiently low T spon