Biology Module 2
Across
- 3. a polysaccharide consisting of many glucose molecules found in the cell wall of plants
- 7. number of protons in an atom
- 11. a table of the chemical elements arranged in order of atomic number
- 13. attractive force that holds molecules of the same substance together
- 14. a dissolved substance
- 16. a polysaccharide consisting of many glucose molecules found in the cell wall of plants
- 17. lipid molecule with four fused carbon rings
- 19. a polysaccharide consisting of many glucose molecules stored in animals
- 21. lipid made from fatty acids that have at least one double bond between carbon atoms
Down
- 1. attracts water molecules
- 2. mixture of solutes dissolved in a solvent
- 4. lipid made from fatty acids that have no double bonds between their carbon atoms
- 5. a specific reactant acted on by an enzyme
- 6. the building blocks of DNA and RNA
- 8. collection of atoms that all have the same number of protons
- 9. an attractive force that holds molecules of different substances together
- 10. the process in which the normal shape of a protein is lost, usually due to heat
- 12. positively or negatively charged atoms resulting from the transfer of electrons
- 15. chemicals that result when two or more atoms join together chemically
- 18. anything that has mass and takes up space, or has volume
- 20. a polysaccharide consisting of many glucose molecules stored in plants