Dr. Stuart Reichler Bio 311D. DateSubjectTextbook Chapters Jan 14Introduction, Philosophy of...
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Transcript of Dr. Stuart Reichler Bio 311D. DateSubjectTextbook Chapters Jan 14Introduction, Philosophy of...
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Dr. Stuart Reichler Bio 311D
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Date Subject Textbook ChaptersJan 14 Introduction, Philosophy of Science16 Strong Inference article on webpage18, 23 Meiosis 12, 13Jan 21 No Class (MLK day)25, 28, 30, Feb 1, 4 Inheritance 14, 15Feb 6 Exam 18, 11, 13, 15, 18, 20 Evolution 22–2622, 25, 27 Plant Physiology 29, 30, 35–39Feb 29 Exam 2Mar 3, 5, 7 Plant Physiology 29, 30, 35–39Mar 10-16 No Class (Spring Break)17, 19 Plant Physiology 29, 30, 35–3921, 24, 26, 28, 31 Animal Physiology 32–34, 40–49Apr 2 Exam 34, 7, 9 Animal Physiology 32–34, 40–4911, 14, 16, 18, 21 Ecology 50–55Apr 23 Exam 425, 28, 30, May 2 Ecology 50–55May 12, 9am–noon or May 7, 7-10pm Final Exam
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Q: If your diet lacks iron (Fe), what might happen to you?
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Q: If your diet lacks iron (Fe), what might happen to you?A: Iron is needed for hemoglobin to bind O2, without it O2 will not be distributed, and cellular respiration will stop.
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Q: What does the inside of the small intestine look like, and how is the structure of the small intestine related to its function?
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Q: What does the inside of the small intestine look like, and how is the structure of the small intestine related to its function?A: Any one of these descriptions is ok. It is undulated, it has villi, a large surface area. This large surface area is necessary for the efficient absorption of nutrients.
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Q: Why are victims of severe burns also susceptible to infections?
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Q: Why are victims of severe burns also susceptible to infections?A: The skin is an important barrier to pathogens. If it is damaged, pathogens can enter.
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Q: During plant evolution, what plant cell type was necessary for the evolution of shoots? Explain.
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Q: During plant evolution, what plant cell type was necessary for the evolution of shoots? Explain.A: Sclerenchyma, these thick-walled cells allow the needed support AND transport.
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Studying Biology:•Start with a question.
–For example:How? Why? When? Where? Etc?
•How do we get answers?–Strong Inference presents one method
(article on webpage)
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What causes Mad Cow Disease (aka BSE)?
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Brain tissue from cow with BSE. Scrapie in sheep, CJD or Kuru in humans looks similar.
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How could you test for the infectious agent?
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Dr. Stanley Prusiner was awarded the Nobel Prize in 1997 for the discovery of prions… infectious proteins.
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normally folded proteins
Prion (abnormally folded protein)
Interaction between prion and normal protein causes normal protein to misfold…
… which leads to increasing numbers of prions
Prion Propogation
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Studying Biology:•Start with a question.
–For example:How? Why? When? Where? Etc?
•How do we get answers?–Strong Inference presents one method
(article on webpage)