Biochemistry

Question 1

what are AA

Answer 1

Amphoteric

Question 2

the charge on AA change at different …..

Answer 2

pH

Question 3

between 6.5-7.5 the groups are

Answer 3

charged

Question 4

what is the point between 6.5-7.5 called

Answer 4

isoelectric point

Question 5

A non-polar neutral AA has a …… side chain

Answer 5

hydrophobic

Question 6

AA which are hydrophobic-

Answer 6

phenylanine
tryptophan
tyrosine

Question 7

unique AA

Answer 7

Guc

proline

Question 8

AA with polar neutral side chain

Answer 8

aspraragine
cysteine
gluamine
serine
threonine

Question 9

acidic AA

Answer 9

aspartic acid

glutamic acid

Question 10

basic AA

Answer 10

argininge
histadine
cystenine

Question 11

a C is

Answer 11

chiral

Question 12

what has low ph

Answer 12

cation

Question 13

what has high ph

Answer 13

anion

Question 14

what is jsut ph

Answer 14

zwitterion

Question 15

how doyou calculate pI

Answer 15

pka+pka/2

Question 16

how do you seperate AA

Answer 16

PI separation of electropheresis

Question 17

you can seperate AA by

Answer 17

polarity

ion exchange

Question 18

what is peptide

Answer 18

fewer than 50 AA

Question 19

primary structure

Answer 19

5’ to 3’ Mrna

Question 20

what is the initiator codon of primary structure

Answer 20

AUG

Question 21

what is the secondary structure

Answer 21

alpha helix

Beta sheets

Question 22

what are the H bond between

Answer 22

C=O of one peptide and NH of another peptide group

Question 23

peptide group come from

Answer 23

carboxyl group and amino group

Question 24

peptide bond are

Answer 24

resonance stabilised

Question 25

greater electron density on

Answer 25

O2

Question 26

2 alcohols

Answer 26

Ser + Thr + Tyr

Question 27

alcohol and acid

Answer 27

Asp+ Tyr

Question 28

2 acid

Answer 28

Asp+ Glu

Question 29

alcohol and amine

Answer 29

Ser+ Lys

Question 30

alcohol and amide

Answer 30

Ser + Asp