HOMEWORK EXTENSION - BIOMOLECULES WEBQUEST
Follow the links to answer the questions. Type your answers in a bulleted form.
PART 1- The Biomolecules
1. Use a *reliable* internet source to find the definition of an ORGANIC MOLECULE (cite your source).
2. Are the following molecules organic? Briefly explain what they are and why they would/not be considered organic.
CH4 _____________
H2O__________
NH4 ________
C6H12O6__________________
CO2 _______________
3. List three more organic molecules that are important to your life, including their function.
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CARBOHYDRATES- explore the following sites: http://www.chem4kids.com/files/bio_carbos.html
http://www.wisc-online.com/objects/ViewObject.aspx?ID=AP13104
4. What is another name for carbohydrates? 5. What are the functions of carbohydrates?
6. What are 2 suffixes that the scientific sugar names end with?
7. How do the prefixes of the –saccharide words relate to the structure of the sugar?
8. What are three interesting facts you learned?
9. Draw the chemical structures of a monosaccharide, disaccharide, and polysaccharide. Write the chemical formula of each. Cite your source.
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LIPIDS- explore these sites: http://www.wisc-online.com/objects/ViewObject.aspx?ID=AP13204
http://www.chem4kids.com/files/bio_lipids.html
10. What is another name for lipids? 11. What are the functions of lipids?
12. What are 4 locations of lipids in your body?
13. How do saturated fats differ from unsaturated fats?
14. What are three interesting facts you learned?
15. Draw the chemical structure of a lipid. Write the chemical formula. Cite your sources.
PROTEINS- explore these sites:
http://www.wisc-online.com/objects/index_tj.asp?objID=AP13304
http://www.chem4kids.com/files/bio_proteins.html
16. What are the functions of proteins?
17. What are 5 proteins in your body?
18. What are three interesting facts you learned?
19. Draw the chemical structure of a protein. Write the chemical formula. Cite the source.
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NUCLEIC ACIDS- explore this site:
http://www.chem4kids.com/files/bio_nucleicacids.html 20. What are the
functions of nucleic acids?
21. What structure do nucleic acids have?
22. What are three interesting facts you learned?
23. Draw the chemical structure of a nucleic acid. Write the chemical formula of each. Cite the source.
PART 2- BIOMOLECULES FOR BREAKFAST
24. Explore the USDA food pyramid website. (http://fnic.nal.usda.gov/dietary-guidance/myplatefood-pyramid-resources ) Examine the dietary
guidelines and descriptions of the food groups to complete the table below: (you can cut and paste the tables into your project)
Is the group a source of…
Amount/day
Food
you need
Describe
Carbohydrates? Lipids? Proteins? Examples
Group
Grains
Vegetables
Fruits
Milk
Meat &
Beans
Oils/Extras
25. Why do you think it is recommended that you ingest more carbohydrates than proteins or lipids?
26. Next, list 10 food items you have eaten in the past day or two. For each, look up its nutritional information and dietary exchanges
Amount from each food group:
Food Item
1
2
3
4
5
6
7
8
9
10 (your all time favorite
food)
Grains Vegetables
Fruits
Milk
Meat &
Beans
Oils
Extras
Total
Calories
27. Were there any foods that the composition surprised you? Explain why this is. (if nothing surprised you, describe three things you learned
from completing this activity)
28. Write a paragraph evaluating the ‘healthiness’ of your diet. Use the food pyramid guidelines and any other online resources to help you
determine what ‘healthy’ means. In your analysis, suggest 2 ways that you could improve your diet to include all of the major biomolecules
and/or food groups. Cite your sources in APA format.