protein

A substance in foods such as meat and beans that your body needs to grow and repair itself.

• Eggs contain plenty of protein.
• You can get protein from beans.
• Does this meal provide enough protein?

Common phrases: protein intake, protein source, rich in protein, dietary protein

A large molecule that cells make and use to build body parts and carry out essential tasks.

• Cells make many different proteins.
• This protein carries oxygen through the blood.
• The disease changes how the protein folds.

Common phrases: protein structure, protein molecule, produce a protein, protein chain