molecules of life

What is macromolecules?

Large molecules important in biology

What is the four types of macromolecules?

Carbohydrates, lipids,proteins,nucleic acids

What is the main function of carbohydrates?

Providing energy

What is chitin?

A carbohydrate that covers the surface of insects

What is cellulose?

A carbohydrate that makes up plant cell walls

What is a disaccharide?

A carbohydrate made of two sugars

Give an example of a disaccharide

Sucrose

What is starch?

A complex carbohydrate made of many linked sugars

What do plants often store carbohydrates as?

Starch

What is lipids?

Macromolecules that include fats and store large amounts of energy

What does hydrophobic mean?

Does not mix with water

What is the saturated fat like at room temperature?

Usually solid

What is a unsaturated fat like at room temperature?

Usually liquid

What are proteins made of?

Amino acids

What are enzymes?

Proteins that make chemical reactions occur faster

What do stomach enzymes help with?

Digesting food

What is DNA stand for?

Deoxyribonucleic acid

What are the building blocks of DNA?

Nucleotides

What is DNA?

A nucleic acid that carries instructions for making an organism

Where is DNA found in cells?

In the nucleus