8: Amino Acids

Question 1

Name the 20 amino acids.

Answer 1

Glycine
Alanine
Valine
Leucine
Isoleucine
Methionine
Cysteine
Phenylalanine
Tyrosine
Tryptophan
Serine
Threonine
Lysine
Arginine
Histidine
Aspartate
Glutamate
Asparagine
Glutamine
Proline

Question 2

Alanine

Answer 2

Ala
A

Question 3

Arginine

Answer 3

Arg
R

Question 4

Asparagine

Answer 4

Asn
N

Question 5

Aspartic acid

Answer 5

Asp
D

Question 6

Cysteine

Answer 6

Cys
C

Question 7

Glutamine

Answer 7

Gln
Q

Question 8

Glycine

Answer 8

Gly
G

Question 9

Histidine

Answer 9

His
H

Question 10

Isoleucine

Answer 10

Ile
I

Question 11

Leucine

Answer 11

Leu
L

Question 12

Lysine

Answer 12

Lys
K

Question 13

Methionine

Answer 13

Met
M

Question 14

Phenylalanine

Answer 14

Phe
F

Question 15

Proline

Answer 15

Pro
P

Question 16

Serine

Answer 16

Ser
S

Question 17

Threonine

Answer 17

Thr
T

Question 18

Tryptophan

Answer 18

Trp
W

Question 19

Tyrosine

Answer 19

Tyr
Y

Question 20

Valine

Answer 20

Val
V

Question 21

Describe alanine.

Answer 21

Uncharged
Hydrophobic

Question 22

Describe arginine.

Answer 22

Positive
Hydrophilic

Question 23

Describe aspartic acid.

Answer 23

Negative
Hydrophilic

Question 24

Describe cysteine.

Answer 24

Uncharged
Hydrophilic

Question 25

Describe glutamic acid.

Answer 25

Negative Hydrophilic

Question 26

Describe glutamine.

Answer 26

Uncharged Hydrophilic

Question 27

Describe glycine.

Answer 27

Uncharged Hydrophobic

Question 28

Describe histidine.

Answer 28

Positive Hydrophilic

Question 29

Describe isoleucine.

Answer 29

Uncharged Hydrophobic

Question 30

Describe leucine.

Answer 30

Uncharged Hydrophobic

Question 31

Describe lysine.

Answer 31

Positive Hydrophilic

Question 32

Describe methionine.

Answer 32

Uncharged Hydrophobic

Question 33

Describe phenylalanine.

Answer 33

Uncharged Hydrophobic Aromatic

Question 34

Describe proline.

Answer 34

Five membered ring by bonding to the nitrogen atom Technically an imino acid Rigid side chain Hydrophobic Uncharged

Question 35

Describe serine.

Answer 35

Uncharged Hydrophilic

Question 36

Describe threonine.

Answer 36

Uncharged Hydrophilic

Question 37

Describe tryptophan.

Answer 37

Uncharged Hydrophobic Aromatic

Question 38

Describe tyrosine.

Answer 38

Uncharged Hydrophilic Aromatic

Question 39

Describe valine.

Answer 39

Uncharged Hydrophobic

Question 40

Which are the hydrophobic amino acids?

Answer 40

A - Alanine (Ala) F - Phenylalanine (Phe) G - Glycine (Gly) I - Isoleucine (Ile) L - Leucine (Leu) M - Methionine (Met) P - Proline (Pro) V - Valine (Val) W - Tryptophan (Trp)

Question 41

Which are the uncharged, hydrophilic amino acids?

Answer 41

C - Cysteine (Cys) N - Asparagine (Asn) Q - Glutamine (Gln) S - Serine (Ser) T - Threonine (Thr) Y - Tyrosine (Tyr)

Question 42

Which are the charged, hydrophilic amino acids?

Answer 42

D - Aspartic acid (Asp) - E - Glutamic acid (Glu) - H - Histidine (His) + K - Lysine (Lys) + R - Arginine (Arg) +

Question 43

Which amino acids are aromatic?

Answer 43

Tryptophan (W, Trp) Tyrosine (Y, Tyr) Histidine (H, His) Phenylalanine (F, Phe)