Tuesday, February 16, 2010

Plant Biology 2 (Food Biology)


  • 1/7/14: Receive Course Syllabus, lecture and reading on "The Nutrients", introduction to the Food Journal (You must get a Food Journal and start recording entries by Tues. 1/14!)
  • 1/10: Finish "The Nutrients", lecture and reading on "Nutrition and Healthy Eating" and "How to Read A Nutrition Label", receive Nutrient Puzzle Project Guidelines, Nutrition HW (DUE Tues. 1/14):
1. Go to http://caloriecount.about.com/tools/calories-burned and record your results
2. Bring in your favorite snack food (with nutrition information)!
3. Describe the differences between the 3 types of carbohydrates
4. Describe the differences between soluble and insoluble fiber
5. Explain how fats are both vital as well as harmful to health
6. Explain the relationship between fat and cholesterol
7. What are "free radicals"? How can they be eliminated from the body?
  • 1/14: Nutrient Puzzle Project continued, begin recording Food Journals
  • 1/17: Nutrient Puzzle Project continued
  • 1/21: Finish Nutrient Puzzle Project, begin Food Additives Research Activity
  • 1/24: Food Additives Research Activity continued
Here's a great website where you can find info and health concerns about pretty much any additive: http://www.cspinet.org/reports/chemcuisine.htm

  • 1/28: Food Additives Presentations
  • 1/31: Finish Food Additives Presentations, begin watching "Supersize Me"
Check out the 4 year-old cheeseburger from McDonald's: http://www.youtube.com/watch?v=4IGtDPG4UfI&feature=related
  • 2/4: "Supersize Me" continued
  • 2/7: Unit Quiz One, Binder Check, and Food Journal Check, finish "Supersize Me", Fast Food Nutrition HW- bring in the nutrition info from any fast food restaurant- DUE Tues. 2/11
  • 2/11: Lecture and reading on "Metabolism"
  • 2/14: Lecture and reading on "A Shopper's Guide to Pesticides in Produce", finish "Metabolism", begin lecture and reading on "Chemical Pathways", Metabolism HW (DUE Tues. 2/18):
1. Go to the following website: http://www.bmi-calculator.net/bmr-calculator/, enter your information, and record your BMR
2. Describe the stages of digestion from mouth to cells
3. Describe the differences between anabolism and catabolism
4. Describe what happens to each of the following macromolecules during the process of digestion and metabolism: cellulose, starch, protein, and lipids
5. What is insulin? What role does it play in metabolism?
6. What do all metabolic disorders have in common with each other?
7. Describe the differences between Type I and II diabetes

This enormous website has everything you've ever wanted to know about pesticides and food, and it's filled with info: http://www.pesticideinfo.org
This is their newer, updated page: http://www.panna.org
  • 2/18: Finish lecture and reading on "Chemical Pathways", Chemical Pathways HW (DUE Fri. 2/21):
1. Summarize each stage of cellular respiration in your own words
2. Name the 2 types of fermentation, and describe the differences between them
3. What happens to the other 62% of energy from glucose that isn't converted into ATP?
4. Why is cellular respiration much more efficient at extracting energy from glucose than glycolysis alone?
5. Where in the cell do each of the pathways of cellular respiration take place?
6. Contrast photosynthesis and cellular respiration. How are they different?
7. Describe the connection between cellular respiration, long-term energy, and exercise
  • 2/21: Begin lecture and reading on "Immune System", Diet Research Assignment (DUE Tues. 2/25- be prepared to present!):
Research any diet and summarize the following:
1. How it works
2. What the pros are
3. What the cons are
4. What your opinion of the diet is overall, based on your research and what you've learned in class
-Cite your source
-Be prepared to present your findings!
Here's a huge list of different diets to choose from: http://www.everydiet.org/diet
And a couple more: http://www.faddiet.com
And a "top ten" version: http://www.toptenz.net/top-10-unhealthy-fad-diets.php#!/exjun_
  • 2/25: Diet Presentations, "Immune System" continued
Good immune system documentary (part 1 of 3): http://www.youtube.com/watch?v=0vdqby8I0Aw
Interesting video about leukocytes (part 1 of 3): http://www.youtube.com/watch?v=HNP1EAYLhOs
Nice animation of the immune response: http://www.youtube.com/watch?v=90hSVkaOG_w
Video on how viruses attack cells and create infections: http://www.youtube.com/watch?v=Rpj0emEGShQ
Another one specific to HIV: http://www.youtube.com/watch?v=l-2ilZA-_aw
  • 2/28: Finish "Immune System", Immune System HW (DUE Tues. 3/4):
1. List and describe the components of the immune system
2. Describe the functions of the 3 main types of Leukocytes
3. Summarize the stages of the immune response
4. List and describe the main categories of immune system disorders
5. Describe how diet influences the immune system
6. How do we get enzymes? What causes our number of enzymes to decrease, and what are the consequences?
7. Why are beneficial bacteria important to our health? What causes them to decrease, and why?
  • 3/4: Lecture and reading on "The Life Cycle of Cells", begin Mitosis Flipbook Projects, Life Cycle of Cells HW (DUE Fri. 3/7):
1. What must a cell do before it can divide?
2. What are chromosomes? What information do they contain, and how many of them do humans have?
3. Describe what is going on during each step of interphase
4. Explain why cells in a multicellular organism need to divide, giving at least 3 examples
5. Describe each phase of mitosis
6. Define "cyclins", and describe the 2 types
7. What is cancer, and what does it have to do with the cell cycle?
Sweet mitosis video in sped-up real time: http://www.youtube.com/watch?v=m73i1Zk8EA0
Actual mitosis footage (keep watching, it'll make sense): http://www.youtube.com/watch?v=aDAw2Zg4IgE
Nice 3D rendering of the stages of mitosis: http://www.youtube.com/watch?v=nPG6480RQo0
Intense video of a whole cell's life cycle: http://www.youtube.com/watch?v=yKW4F0Nu-UY
Another intense voyage inside a cell: http://www.youtube.com/watch?v=Ao9cVhwPg84
  • 3/7: Mitosis Flipbook Projects continued
  • 3/11: Midterm Exam, Binder Check, and Food Journal CheckMitosis Flipbook Projects continued
  • 3/14: No School- 3rd Quarter Break
  • 3/18: Finish Mitosis Flipbook Projects (DUE Fri. 3/21 if not completed in class)
  • 3/21: Lecture and reading on "Cycles of Matter", Cycles of Matter HW (DUE Tues. 3/25):
1. On 2 unlined sheets of paper, draw and label a diagram of both the nitrogen cycle and the carbon cycle
2. Describe how each step in both processes works
3. Describe why each cycle is important in terms of food and food biology
  • 3/25: Lecture and reading on "Food System Background Information", begin lecture and reading on "Food Production", Food System HW (DUE Fri. 3/28):
1. Explain how each food system affects the environment and the economy (in terms of jobs, local merchants, etc.)
2. Describe how fossil fuels are used in food production
3. Draw and label a diagram of both a conventional and a local food system, and explain each step (3 PTS.)
4. Explain each of the soil management options, and describe the pros and cons of each
  • 3/28: "Food Production" continued
  • 4/1: "Food Production" continued
Here's an awesome old promotional video of modern food production from 1960 entitled "Miracles from Agriculture": https://www.youtube.com/watch?v=MZfFFUSsfEA
Here's some intense footage of modern food production, in this case chicken: http://vimeo.com/73234721
Comparing conventional vs. organic farming: https://www.youtube.com/watch?v=yEALImJMuRo
And an animated cartoon version, called "The True Cost of Food": https://www.youtube.com/watch?v=bO_XMq0bonA
"The Problem with Farmed Salmon", a video about sustainability issues relating to aquaculture: https://www.youtube.com/watch?v=miFMtgMcX58
  • 4/4: "Food Production" continued
  • 4/8: Finish "Food Production", lecture and reading on "The Green Revolution", The Green Revolution HW (DUE Fri. 4/11):
1. What was the Green Revolution? What are the components on Green Revolution farming?
2. Why has world hunger increased even though food production is at an all-time high?
3. Describe how agroecology methods in Cuba were able to feed the whole population
4. Based on the article, describe what the pros and cons of Green Revolution-style farming are

Also Food Production HW (DUE Tues. 4/15):

1. How has the expansion of food production changed from before and after the 1950's? How was this achieved?
2. What are the characteristics of modern chemical farming techniques?
3. What are the characteristics of modern livestock farming, and what are the environmental concerns?
4. Describe how chemical fertilizers can become pollutants
5. What are the environmental and health issues associated with modern irrigation technology?
6. What changing cultivation practices made increased pesticide use a necessity?
7. What causes resistance to pesticides, and what are the consequences?
8. How do pesticides affect non-target organisms and the environment, and what are the consequences?
9. What is "Integrated Pest Management", and how does it work?
10. How does genetic engineering compare to conventional breeding? What can it be used for, and how does it work?
11. What are the concerns of genetic engineering for developing countries and the environment?
12. What are the environmental concerns regarding aquaculture, and what are some possible alternatives?

Here's an informative video that shows the history of the Green Revolution: https://www.youtube.com/watch?v=HucSCNQ01X4
  • 4/11: Lecture and reading on "The GMO Debate"
  • 4/15: Unit Quiz Two, Binder Check, and Food Journal Check, "The GMO Debate" continued
  • 4/18, 4/22, 4/25: No School- Spring Break
  • 4/29: Finish "The GMO Debate", GMO Foods Research Assignment (DUE Fri. 5/2- Be Prepared to Present!)
Here are a few websites that may help you with finding information for your projects:
http://www.shiftfrequency.com/comprehensive-list-of-gmo-products/
  • 5/2: GMO Foods Presentations, begin watching "The Future of Food", The GMO Debate HW (DUE Tues. 5/6):
1. What are the benefits of GM crops in terms of each of the following: human health, economics, and the environment?
2. What are the dangers of GM crops in terms of each of the following: human health, economics, and the environment?
3. What are the claims that glyphosate is more environmentally friendly than other herbicides? What evidence suggests that these claims are false?
4. What are the drawbacks to using Bt crops instead of pesticides?
5. Why are scientists concerned about hybridization between GM crops and their wild relatives?
6. How could Bt crops affect nontarget organisms?
7. What are the arguments against organic farming being able to feed the growing human population? What are the criticisms of these arguments?
8. Based on the information, do you support the use of GM foods? Why or why not? Be specific.
  • 5/6: Finish GMO Foods Presentations, "The Future of Food" continued
For the full "con" debate over GMOs, check out "Seeds of Death": https://www.youtube.com/watch?v=eUd9rRSLY4A
A video on the recently-passed "Monsanto Protection Act": https://www.youtube.com/watch?v=62P7CFf5Dnc
Check out Monsanto's website for yourself: http://www.monsanto.com/pages/default.aspx
  • 5/9: Guest Speaker Presentation: Becky Cable of ARBICO, Guest Speaker Reflection (DUE Tues. 5/13)
  • 5/13: Finish watching "The Future of Food", begin lecture and reading on "DNA"
  • 5/16: "DNA" continued, How Does A Cell Read DNA? Activity (DUE Tues. 5/20)
  • 5/20: Finish "DNA", receive Class Evaluation (DUE Tues. 5/27), DNA and RNA HW (DUE Fri. 5/23):
1. Explain how DNA is replicated
2. Where and in what form is eukaryotic DNA located?
3. Describe how the long DNA molecules found in eukaryotes are packed into chromosomes
4. How is the structure of chromosomes in eukaryotes different from the structure of chromosomes in prokaryotes?
5. List and describe the 3 main types of RNA
6. What happens during transcription?
7. What happens during translation?
8. Describe the 3 main differences between RNA and DNA
  • 5/23: Final Exam, Binder Check, and Food Journal Check
  • 5/27: All-school event
  • 5/30: NO SCHOOL- SUMMER BREAK 

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