Quarter 1 Review

The attached diagram shows two amino acids.  What would biochemists call the result of chaining many of these molecules (monomers) together

• A carbohydrate
• A lipid
• A nucleic acid
• A protein

The attached diagram illustrates a biochemical process that occurs in organisms.  The substance labeled "catalyst" also is known by what other name?

• antibody
• enzyme
• ion
• organic compound

You suspect that a chemical that you are testing in the lab is strongly acidic.  What might be its pH?

• 14
• 11
• 7
• 2

Which macro-molecules store an communicate genetic information?

• Carbohydrates
• Lipids
• Proteins
• Nucleic Acids

Which macro-molecule makes up most of the human body?

• Carbohydrate
• Lipid
• Protein
• Nucleic Acid

This macro-molecule has a glycerol back-bone attached to several "fatty-acids".

• Carbohydrate
• Lipid
• Protein
• Nucleic Acid

What is the purpose  of an enzyme?

• give permission for the reaction
• raise activation energy
• speed up reactions
• control how many reactions occur

What is a substance called if it speeds up a chemical reaction?

• reusable
• catalyst
• specific
• fragile

A "monomer" of anything, is much like?

• a circle
• a "link" in a chain
• a chain
• an intersection

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact