BIO 150-152 Macromolecules (Subunits, Functions, Examples)

Question 1

Starch

Answer 1

Carbohydrate

Subunit:

Glucose

Function:

Energy Storage

Example:

Potatoes

Question 2

Glycogen

Answer 2

Carbohydrate

Subunit:

Glucose

Function:

Structural Support In Plant Cell Walls

Example:

Paper, Strings of Celery

Question 3

Cellulose

Answer 3

Carbohydrate

Subunit:

Glucose

Function:

Structural Support In Plant Cell Walls

Example:

Paper, Strings Of Celery

Question 4

Chitin

Answer 4

Carbohydrate

Subunit:

Modified Glucose

Function:

Structural Support

Example:

Crab Shells

Question 5

DNA

Answer 5

Nucleic Acid

Subunit:

Nucleotides

Function:

Encodes Genes

Example:

Chromosomes

Question 6

RNA

Answer 6

Nucleic Acid

Subunit:

Nucleotides

Function:

Needed For Gene Expression

Example:

Messenger RNA

Question 7

Functional

Protein

Answer 7

Subunit:

Amino Acids

Function:

Catalysis, Transport

Example:

Hemoglobin

Question 8

Structural

Protein

Answer 8

Subunit:

Amino Acids

Function:

Support

Example:

Hair, Silk

Question 9

Fats

Answer 9

Lipid

Subunit:

Glycerol and 3 Fatty Acids

Function:

Energy Storage

Example:

Butter, Corn Oil, Soap

Question 10

Phospholipids

Answer 10

Lipid

Subunit:

Glycerol, 2 Fatty Acids, Phosphate

and Polar R Groups

Function:

Cell Membranes

Example:

Phosphatidycholine

Question 11

Prostaglandins

Answer 11

Lipid

Subunit:

5-Carbon Rings with 2 Nonpolar Tails

Function:

Chemical Messengers

Example:

Prostalandin E (PGE)

Question 12

Steroids

Answer 12

Lipid

Subunit:

4 Fused Carbon Rings

Function:

Membranes, Hormones

Example:

Cholesterol, Estrogen

Question 13

Terpenes

Answer 13

Lipid

Subunit:

Long Carbon Change

Function:

Pigments, Structural Support

Example:

Carotene, Rubber