4 Written questions
4 Multiple choice questions
- proteins that speed up chemical reactions in the body
- the elements or compounds that enter into a chemical reaction
- Nutrients provide __________ and materials for cell development, growth, and repair.
- The specific portion of an enzyme that attaches to the substrate by means of weak chemical bonds.
3 True/False questions
Products: → (adenosine triphosphate) main energy source that cells use for most of their work
Activation energy: → Nutrients provide __________ and materials for cell development, growth, and repair.
Chemical reaction: → (chemistry) a process in which one or more substances are changed into others