name: biomolecules: carbohydrates internet lesson
TRANSCRIPT
Name: Date: Period:
Biomolecules: Carbohydrates Internet LessonDirections: Answer the following questions by visiting the website below.
http://www.wisc-online.com/objects/index_tj.asp?objID=AP13104
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1. What is the ratio of C to H to O in a typical carbohydrate?
2. Why are carbohydrates important?
3. Which carbohydrates tend to be more soluble?
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4. Name three examples of monosaccharides.
c:
c.
c.
c.
o
a.
5. Define MONOSACCHARIDE.
b.
6. Where can glucose be found?
7. Define ISOMERS.
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8. In which shape is glucose most often arranged?
9. Name the two sugars that make up nucleic acids.
a.
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10. Name three examples of disaccharides.
b.
a. b.
11. How many monosaccharides make up a disaccharide?
12. What is sucrose more commonly called?
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13. Name three examples of polysaccharides.
a. b.
14. Which polysaccharide is used in the formation of a plant's cell wall?
15. Which polysaccharide is converted into glucose when blood sugar levels drop?
16. Which polysaccharide is created from glucose as a way plants store energy?
Name: Date: period:
Biomolecules: Lipid Internet LessonDirections: Answer the following questions by visiting the website below.
http://www.wisc-online.com/objects/index_tj.asp?objlD=AP13204
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1. Define LIPID.
2. Name three examples of lipids.
a. b. c.
3. What are three advantages of fat?
a.
b.
c.
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4. What (and how many) is attached to the glycerol molecules of fat?
5. What are 3 facts about saturated fats?
a.
b.
c.
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6. How do mono and polyunsaturated fats differ?
7. What are 2 facts about unsaturated fats?
a.
b.
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8. Phospholipids make up which part ofa cell?
9. How many layers of phospholipids make up this cell part?
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10. What are two ways that cholesterol is helpful?
a.
b.
Name: Date: Period:
Biomolecules: Protein Internet LessonDirections: Answer the following questions by visiting the website below.
http://www.wisc-online.com/objects/index_tj.asp?objID=AP13304
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1. Name 4 types of proteins.
a.
b.
c.
d.
2. What are the smaller building blocks of proteins called?
3. How many types of amino acids exist?
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4. What determines the primary structure of a protein?
5. How small are the smaller proteins?
6. How large are the larger proteins?
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7. Proteins fold into a secondary structure. What type of bond holds these together?
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8. What does the final shape of a protein determine?
9. List 4 ways that a protein may be denatured (destroyed).
a.
b.
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c.
d.
10. Why are proteins from animals considered "complete"?
11 Why must vegetarians eat a wide variety of plants?
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Organic Chemistry Review Internet LessonAnswer the following questions by visiting the website below.
http://www.chem4kids.com/files/bio_carbos.html
What are carbohydrates another word for?
Why are carbohydrates considered organic molecules?
Which monosaccharide is considered the most important on Earth?
Why is the answer to #3 the most important on Earth?
What is created when several carbohydrates combine?
Which foods are high in starches?
Cellulose questions:
a.
b.
What is the function of cellulose?
Where is cellulose found?
Click "LIPIDS"
What do organic molecules contain?
Give two functions of waxes.
a.
b.
10. What are fats and lipids also known as?
11. What is often connected to the glycerol molecule ofa fat?
12. Which fats have at least one double bond in its structure?
13. Which fats have no double bonds?
14. Which has more energy: Fats or Sugars?
Click "NUCLEIC ACIDS"
15. What do nucleic acids help cells do?
16. What is the name of the twisted ladder shape of DNA?
17. What are organic building blocks called?
18. What are the monomers of nucleic acids called?
19. How many nucleotides exist?
20. Name the different nucleotides.
21. Name the three parts ofa nucleotide.
a.
b.
c.
Click "Amino Acid Structure"
22. How many amino acids exist?
23. List the atoms of a carboxyl molecule.
24. What is the chemical formula for the amino group molecule?
25. Draw and label the structure of an amino acid.
26. What are the long chains of amino acids called?
27. What makes each amino acid different from one another?