Unit 3 Lesson 2 Chemistry of Life VOCABULARY

Match it! Select the correct answer from the pull down...Good luck!

a substance made up of atoms of two or more different elements joined by chemical bonds

a group of atoms that are held together by chemical bonds

a molecule made up of smaller molecules called amino acids used to build and repair cell structures and to regulate body processes

tiny particle that makes up all matter

used to make new proteins; the building blocks of proteins

substances made up of just one type of atom

a molecule that stores and releases energy; examples include sugars, starches, and fiber

a molecule that contains instructions for cells processes; DNA is one type