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Biology 9.2 SR1
Biology- Nutrition and Digestion Chapter 9 Section 1 SR -FINISHED
| Question | Answer |
|---|---|
| What are the four main elements of which living cells consist? | carbon, hydrogen, oxygen, and nitrogen |
| What is the function of carbohydrates in our diet? | they are the most important energy producing compounds |
| Explain why some dietary fiber is necessary in the diet. | soluble fiber helps your stomach and intestines absorb nutrients and unsoluble fiber helps keep the intestines clean and healthy |
| What type of food do our bodies use as the main source of energy for doing things? | carboydrates |
| What is the function of ATP? | it is conveniently the temporary storage of chemical energy and also the energy carrier |
| What is the relationship between amino acids and proteins? | proteins are made up of simpler molecules called amino acids |
| List food which are good sources of carbohydrates, those which are good sources of protein, and those which are high in fats. | carbohydrate = cereals, bread, pasta, potatoes, and rice proteins = milk, cheese, eggs fats = canola oil, sunflower oil, and corn oiil |
| Explain why the body should obtain most of its energy from carbohydrates rather than fats, which are higher in energy than carbohydrates. | because carbohydrates are healthier for you |
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