Chapter 3

Question 1

What is the difference between organic and inorganic compounds?

Answer 1

Organic compounds contain carbon and are typically associated with living organisms, while inorganic compounds do not primarily consist of carbon.

Question 2

What are monomers and polymers?

Answer 2

Monomers are the building blocks of macromolecules, while polymers are large molecules made up of repeating monomer units.

Question 3

What is the difference between dehydration synthesis and hydrolysis?

Answer 3

Dehydration synthesis is the process of joining two molecules by removing water, while hydrolysis is the process of breaking down a compound by adding water.

Question 4

What are the four macromolecules?

Answer 4

The four macromolecules are proteins, carbohydrates, lipids, and nucleic acids.

Question 5

What are the monomers of proteins, carbohydrates, lipids, and nucleic acids?

Answer 5

Proteins are made of amino acids, carbohydrates are made of monosaccharides, lipids are made of fatty acids and glycerol, and nucleic acids are made of nucleotides.

Question 6

What is an example of how we store glucose?

Answer 6

We store glucose as glycogen, which is found in our muscles.

Question 7

What are phospholipids made of?

Answer 7

Phospholipids are made of 2 fatty acids and glycerol.

Question 8

What is the role of phospholipids in cells?

Answer 8

Phospholipids form the plasma membranes of cells.