Give an example of each, monosaccharide, disaccharide, and polysaccharide.
Which organelles are common to both plants and animal cells? Which are unique?
Sugar Substitute or Fat Substitute
For this debate: 20 pts
•You must research the scientific and medical arguments on your side.
•You should also research what the arguments will be on the other side, so that you are prepared to argue against their points.
•Start your debate prep by finding information through an Internet search:
Go to http://www.discovermagazine.com.
Once you are on the site, type in “fat chemistry” in the search box and click “search.” Look for the article, “The Chemistry of Fat Substitutes” and use it for information for your debate.
Go to http://www.cspinet.org, the Center for Science in the Public Interest Web site. In the search box, enter “Olestra.”
Search the links for information on Olestra. This group is against the use of fake fats.
Go to the Proctor and Gamble Web site (http://www.olean.com). They are the makers of Olean and are in favor of fake fats.
To hand in: (no more than one page)
Letter To Aunt: 20 pts
Your aunt calls you because she has heard a report about Olestra or Sugar Substitute on the news. The news report has raised her concern about using products containing Olestra or Sugar Substitute. She knows you are taking a biology class and hopes you can provide some facts. Write a short note to your aunt filling her in on the pros and cons of using Olestra or Sugar Substitute, based on the info you learned in class. Let her know what your conclusions are and what scientific facts you have based these conclusions on.
1. Name the four types of nitrogenous-bases found in DNA.
2. Describe the process of DNA replication.
Explain how the structure and arrangement of alveoli make them well suited for their role in gas exchange.
What is the function of the loop of Henle, the collecting duct, and antidiuretic hormones in the urinary system?
Each year, you grow tomatoes to eat in your salads during the summer and fall. In the past you have not used any type of fertilizer on your plants. This year, you have noticed advertisements for a “Logo Tomato Fertilizer” that, according to the manufacturer, will produce the “biggest tomatoes you’ve ever seen!” To test the claim, you purchase a bag of Logo Tomato Fertilizer. The directions indicate to use 4 teaspoon of fertilizer per plant. What is your hypothesis? (3 points) Design an experiment to test your hypothesis. (7 points) Be specific in your experimental design. Also your expected results and conclusion (10 points).
Note: Please include all the steps of the Scientific Method.
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