Unit II: Biochemistry I Vocabulary Check

__________ is a biomolecule that contains carbon, hydrogen and oxygen and is needed by the body for growth and repair.

​ ​ (a)   are biomolecules that are mostly made from carbon and hydrogen atoms. Examples are ​ ​ (b)   ,​ (c)   ​ and waxes

• Lipids
• fats
• oils
• yeast
• Carbohydrates
• Proteins
• sugars

Molecules that are composed of many monomers are known as __________.

• Carbohydrates

• Proteins

• Polymers

• Polypeptides

Match the following definitions to the correct terms

• Amino Acid

• Smallest unit of most compounds that displays all the properties of that compound

• Molecule

• The amount of energy needed to raise the temperatures of one gram of water by 1 degree Celsius

• Calorie

• A compound with an amino group and one in and a carboxyl group at the other

This biomolecule contains hydrogen, oxygen, nitrogen, carbon and phosphorus.

• Carbohydrates

• Proteins

• Nucleic Acids

• Lipids

The biomolecule that is a major source of energy for the body is known as _______________

A small chemical unit that makes up a polymer is known as a ​ ​ (a)  

• monomer
• polypeptide
• lipid
• protein
• nucleic acid

A ​ (a)   is a long chain of ​amino acids that makes up ​ (b)  

• polypeptide
• proteins
• polymer
• monomer
• carbohydrates
• lipids