Protein Quiz

What are proteins made of?

• sugars

• minerals

• amino acids

• fats

How many different amino acids are commonly found in proteins?

• 10

• 20

• 5

• 30

What type of bond holds amino acids together in a protein

• sugar bond

• peptide bond

• oxygen bond

• water bond

Proteins that help speed up chemical reactions in our bodies are called ...

• minerals

• vitamins

• enzymes

• hormones

What determines the function of a protein?

• its size

• its shape

• its color

• its temperature

What happens to a protein when it is heated too much?

• it becomes a carbohydrate

• it changes shape and may not work

• it gets colder

• it turns into a liquid

Which protein carries oxygen in our blood?

• insulin

• hemoglobin

• keratin

• collagen

What is a function of proteins in the body?

• store energy like fats

• help build and repair body tissues

• provide genetic code

• sweeten foods

How do proteins differ from each other?

• types of sugars they have

• number and order of amino acids

• amount of fat they contain

• the number of atoms

Which protein is found in hair and nails?

• myoglobin

• keratin

• insulin

• hemoglobin