Biochemistry Unit Vocabulary Set #2

Which word matches the following definition?

This is a biological catalyst that speeds up chemical reactions by lowering the activation energy needed for a chemical reaction to begin.

• Steriod

• Enzyme

• Phospholipid

• Insulin

Which word matches the following definition?

This is a hormone that regulates the amount of glucose in the blood.

• Insulin

• Hemoglobin

• Lipids

• Steroid

Which word matches the following definition?

This is a protein found in red blood cells responsible for transporting oxygen throughout the body.

• Insulin

• Hemoglobin

• Denaturation

• Glucose

Which word matches the following definition?

This lipid contains a phosphate group that makes up the cell membranes of living things.

• Phospholipid

• Steroid

• Lipids

• Hemoglobin

Which word matches the following definition?

This hormone can stimulate growth or reduce inflammation.

• Catalyst

• Lipids

• Insulin

• Steroid

Which word matches the following definition?

This organic compound present in living cells is made up of nucleotides--examples include DNA and RNA.

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Which word matches the following definition?

This substance speeds up the rate of a chemical reaction.

• Starch

• Glucose

• Catalyst

• Denaturation

Which word matches the following definition?

This is the energy required to begin a chemical reaction.

• ATP

• DNA

• RNA

• Activation Energy

Which word matches the following definition?

This is the process that occurs when an enzyme changes shape due to exposure to extreme heat or pH outside of the range of homeostasis.

• Denaturation

• Hemoglobin

• Homeostasis

• Buffer

Which word matches the following definition?

This is the quality that an enzyme has that allows it to only work with a specific substrate.

• Denaturation

• Activation Energy

• Specificity

• Catalyst