Exam 1: Families of Amino Acids

Question 1

What are the four types of families of amino acids?

Answer 1

1. Basic Positive
2. Acidic Negative
3. Uncharged Polar
4. Nonpolar

Question 2

List the amino acids that are acidic (2)

Answer 2

Aspartic Acid and Glutamic Acid

Question 3

List the amino acids that are basic (3)

Answer 3

Arginine, Lysine, Histidine

Question 4

List the amino acids that are polar (5).

Answer 4

Asparagine, Glutamine, Serine, Threonine, Tyrosine

Question 5

List the nonpolar amino acids (10)

Answer 5

Alanine, Glycine, Valine, Leucine, Isoleucine, Proline, Phenylalanine, Methionine, Tryptophan, Cysteine

Question 6

Aspartic Acid

Answer 6

Asp; D; negative

Question 7

Glutamic Acid

Answer 7

Glu; E; negative

Question 8

Arginine

Answer 8

Arg; R; positive

Question 9

Lysine

Answer 9

Lys; K; positive

Question 10

Histidine

Answer 10

His; H; positive

Question 11

Asparagine

Answer 11

Asn; N; uncharged polar

Question 12

Glutamine

Answer 12

Gln; Q; uncharged polar

Question 13

Serine

Answer 13

Ser; S; uncharged polar

Question 14

Threonine

Answer 14

Thr; T; uncharged polar

Question 15

Tyrosine

Answer 15

Tyr; Y; uncharged polar

Question 16

Alanine

Answer 16

Ala; A; nonpolar

Question 17

Glycine

Answer 17

Gly; G; nonpolar

Question 18

Valine

Answer 18

Val; V; nonpolar

Question 19

Leucine

Answer 19

Leu; L; nonpolar

Question 20

Isoleucine

Answer 20

Ile; I; nonpolar

Question 21

Proline

Answer 21

Pro; P; nonpolar

Question 22

Phenylalanine

Answer 22

Phe; F; nonpolar

Question 23

Methionine

Answer 23

Met; M; nonpolar

Question 24

Tryptophan

Answer 24

Trp; W; nonpolar

Question 25

Cysteine

Answer 25

Cys; C; nonpolar