| A molecule that has a partial negative charge on one side and a partial positive charge on the other would be what type of molecule? |
| Give several reasons why water is so important to life. |
| Does a molecule of water have a charge? Explain. |
| Explain why water is a polar molecule. |
| What element do all organic compounds contain? |
| Name the 3 elements most often found in organic compounds. |
| What organic molecules are considered to be carbohydrates? |
| Animals store glucose in their liver in what form? |
| What type of macromolecule would polysaccharides be? |
| Amino acids are the monomers for what polymers?? |
| Proteins are made of long chains of what molecules? |
| Sketch a fatty acid. |
| Sketch a molecule of glucose. |
| Give several examples of lipids. |
| Long carbon-hydrogen chains linked by double covalent bonds make up what type of fats? |
| Name the 4 main types of macromolecules found in living thins. |
| What are the monomers of nucleic acids called? |
| Name 2 nucleic acids. |
| Explain why water’s polarity makes it useful for living things. |
| If an atom has four outermost electrons, how many covalent bonds can it form? |
| What type of molecule has a carboxyl "head" and makes up cell membranes? |
