Dr. Stuart Reichler Bio 311D

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Dr. Stuart Reichler Bio 311D
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Port-au-Prince, Haiti after earthquake (1/12/10)
http//www.dailymail.co.uk/news/worldnews/article-
1242929/Haiti-earthquake-pictures-How-natural-disa
ster-ripped-island-apart.html
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http//images.mirror.co.uk/upl/m4/jan2010/8/0/leog
ane-haiti-pic-dm-ian-vogler-745564000.jpg
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http//www.youtube.com/watch?vfUd0U-ZZZgw 030
sec.
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Haiti won independence from France in 1825, but
had to pay reparations until 1947.
http//www1.american.edu/ted/ice/haiti-hurricane.h
tm
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More than 75 of energy in Haiti is provided by
charcoal. In 1980, Haiti still had 25 of its
forests, as of 2004, only 1.4 of Haiti's
forests remained
Border between Haiti (deforested area at left)
and the Dominican Republic. NASA photo.
http//www.justhaiti.org/project.htm
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Haiti
http//www.piphaiti.org/overview_of_haiti2.html
The Dominican Republic
http//faculty-staff.ou.edu/L/Randall.B.Langerhans
-1/dr/mountains.jpg
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Haiti was struck by four tropical storms in
2008. The flooded city of Gonaives after
Hurricane Hanna, September 3, 2008.Image credit
Lambi Fund of Haiti.
http//www.wunderground.com/blog/JeffMasters/comme
nt.html?entrynum1413
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The hurricanes of 2008 destroyed 22,702 homes and
damaged another 84,625. About 800,000 people were
affected--8 of Haiti's total population. The
flooding wiped out 70 of Haiti's crops.
http//www.wunderground.com/blog/JeffMasters/comme
nt.html?entrynum1413
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http//www1.american.edu/ted/ice/haiti-hurricane.h
tm
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Dr. Stuart Reichler Bio 311D
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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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Why are giraffes' necks so long?
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Average feeding height
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Most feeding occurs below neck height.
The primary function of the giraffes' long neck
is not for feeding.
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They do use their necks for fighting and defense.
http//www.youtube.com/watch?vC7HCIGFdBt8
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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)