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Biology Test 9/10/11
Biology test
| Question | Answer |
|---|---|
| What are the four main carbo molecules and what is their purpose | 1)starch 2)sugar 3)fructose 4)glucose to make energy |
| what makes up proteins? | amino acids and enzymes which make up catalysts |
| What type of lipids (FATS) have a chain with a kink | fatty acids |
| what are the types of lipids | fatty acids gyceral |
| what is an example of glyceral? | steroids more specifically cholesterol |
| What are the two types of Nucleic acids ? | DNA- gynetic code of cells info (what to do) RNA-protein synthesis form this code (how you do it) |
| What are isotopes | have a diff # of nuetrons |
| True or False Isotopes can mess with electrons | true |
| T or F Isotopes can mess with protons | False |
| To find if something is a starch you put what on it? | Iodine |
| If you put iodine on a potato what color will it turn? | purple |
| What chemical do you put on something to see if it is a sugar or not? | bennidix |
| what color will bennidix turn sugar? | red |
| What do fats do? | Store energy and protect |
| What are buffers? | they keep the PH the same |
| How many bonds can carbon have? | 4 |
| how are polypeptides like words? | the order you put them in determines what they do |