Amino Acids

Question 1

Glycine (Gly or G)

Answer 1

Nonpolar (hydrophobic); H R group

Question 2

Alanine (Ala or A)

Answer 2

Nonpolar; hydrophobic; CH3 R group

Question 3

Valine (Val or V)

Answer 3

Hydrophobic; nonpolar; CH3-CH-CH3 R group

Question 4

Leucine (Leu or L)

Answer 4

Hydrophobic; nonpolar; 
CH3 CH3
       v
    CH3
       I
  CH2 R group

Question 5

Isoleucine (ile or I)

Answer 5

Hydrophobic; nonpolar;

Question 6

Methionine (met or M)

Answer 6

Hydrophobic; nonpolar;

Question 7

Phenylalanine (Phe or F)

Answer 7

Hydrophobic; nonpolar;

Question 8

Tryptophan (try or W)

Answer 8

Hydrophobic; nonpolar;

Question 9

Proline (pro or P)

Answer 9

Hydrophobic; nonpolar;

Question 10

Serine (Ser or S)

Answer 10

Polar; Hydrophilic

Question 11

Threonine (Thr or T)

Answer 11

Polar; Hydrophilic

Question 12

Cysteine (Cys or C)

Answer 12

Polar; Hydrophilic; SULFUR

Question 13

Tyrosine (Tyr or Y)

Answer 13

Polar; Hydrophilic

Question 14

Asparagine (Asn or N)

Answer 14

Polar; Hydrophilic

Question 15

Glutamine (Gln or Q)

Answer 15

Polar; Hydrophilic

Question 16

Aspartic Acid (Asp or D)

Answer 16

Acidic; Negatively charged; hydrophilic

Question 17

Glumatic Acid (Glu or E)

Answer 17

Acidic; Negatively charged; hydrophilic

Question 18

Lysine (Lys or K)

Answer 18

Basic; Positively charged; hydrophilic

Question 19

Arginine (Arg or R)

Answer 19

Basic; Positively charged; hydrophilic

Question 20

Histidine (His or H)

Answer 20

Basic; Positively charged; hydrophilic