Chemical Compounds in Cells

Two or more elements chemically combined form a _______

• Atom 
• Element 
• Compound 
• Mixture 

Organic compounds contain the element _______, which is usually combined with other elements.

• Nitrogen 
• Oxygen 
• Hydrogen 
• Carbon 

What kind of compound is salt (sodium chloride)?

• Organic 
• Inorganic 
• Neither 

What kind of compound is gold?

• Organic 
• Inorganic 
• Neither 

Enzymes are a type of which organic compound? They speed up chemical reactions.

• Carbohydrate 
• Protein 
• Lipid 
• Nucleic Acid 

Fats, oils, and waxes are all _______.

• Carbohydrates 
• Proteins 
• Lipids 
• Nucleic Acids 

Sugars and starches are examples of _________.

• Carbohydrates 
• Proteins 
• Lipids 
• Nucleic Acids 

_________ are made up of smaller molecules called amino acids.

• Carbohydrates 
• Proteins 
• Lipids 
• Nucleic Acids 

DNA and RNA are two kinds of ___________.

• Carbohydrates 
• Proteins 
• Lipids 
• Nucleic Acids