Macromolecules Quiz

1. A student writes a research paper on the function of lipids in the human body. Which of the following would be an appropriate title for the report?

• Energy Storage and Cell Membranes: An Extraordinary Molecule

• Strong Muscles and Bones: How the Body Builds Them

• Energy for Activities Right Now

• Genetics and You

Cell growth, antibodies, enzymes, hormones and transporting are functions of which type of macromolecule?

• CARBOHYDRATES

• PROTEINS

• NUCLEIC ACIDS

• LIPIDS

Which one of the following IS NOT usually a type of macromolecule used for energy?

• LIPIDS

• PROTEINS

• GLUCOSE

• STARCH

A major difference between polysaccharides and proteins is that

• plants make polysaccharides, while animals make proteins.

• proteins are made of monomers, while polysaccharides are not

• polysaccharides are made of monosaccharides, while proteins are made of amino acids

• proteins carry genetic information, while polysaccharides do not.

Which of the following IS NOT true about proteins?

• they contain both amino groups and carboxyl groups

• they can twist and fold into many different and complex structures

• they contain nitrogen as well as carbon, hydrogen, and oxygen.

• they contain carbon, hydrogen, and oxygen in the ration of 1:2:1.

Many lipids are formed from glycerol and

• FATTY ACIDS

• MONOSACCHARIDES

• AMINO ACIDS

• NUCLEIC ACIDS

The enzyme lactase will break down the sugar lactose into which of the following components?

• FATTY ACIDS

• MONOSACCHARIDES

• AMINO ACIDS

• POLYSACCHARIDES

Which formula represents an amino acid?

• 
• 
• 
• 

C6H12O6 is the chemical formula for which of the following?

• AN AMINO ACID

• A FATTY ACID

• GLUCOSE

• A NUCLEOTIDE

Biological macromolecules are organized into four major categories. What type of macromolecule contains phosphorus as part of a phosphate group

• LIPIDS

• PROTEINS

• NUCLEIC ACIDS

• CARBOHYDRATES