Delta College6/17/2015 #1 Survival skill in a changing world Flexibility.
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Delta College 03/27/22 #1 #1 Survival skill in a Survival skill in a changing world changing world Flexibility
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Transcript of Delta College6/17/2015 #1 Survival skill in a changing world Flexibility.
Delta College 04/18/23
#1 #1 Survival skill in a changing Survival skill in a changing
worldworld
Flexibility
Delta College 04/18/23
#2 #2 Survival skill in a changing Survival skill in a changing
worldworld
Communication
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#3#3Survival skill in a changing Survival skill in a changing
worldworld
Ability to ask criticalor insightful questions
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# 4# 4Survival skill in a changing Survival skill in a changing
worldworld
hooks pigeon holes
themes & schemes
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WHAT IS SCIENCE?
Science is
a way of knowing a way of knowing and understanding the world
around us
Figure 1.1 Biologists study life on many different scales of size and time
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THE SCIENTIFIC WAY OF KNOWING
Begins with observations
Is inquiry based
Must be testable
Is tentative – there is no proof in science
Progressive & self correcting
Involves measurement and probability
Limited - cannot address all life’s questions
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A typical scientist is......
a healthy skeptic who needs evidence to draw conclusions
Figure 1.1x Geneticist Mary-Claire King
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Figure 1.23x1 Biotechnology laboratory
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Little Known Facts About Science
There is no proof» We disprove the null hypothesis» We support with evidence» We accumulate evidence that is
consistent with our current way of thinking or paradigm
»There are very few theories in biology Why?
Figure 1.22 Science as a social process
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SCIENCE IS ...
not a collection of facts but a search for
them.
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The Scientific Method
Logical problem solving
Not the only method» Experiments» Models» Synthesis
Discovery » inspiration or
serendipity
Figure 1.20 Applying hypothetico-deductive reasoning to a problem
Figure 1.19 Idealized version of the scientific method
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Figure 1.x1 David Reznick conducting field experiments on guppy evolution in Trinidad
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Figure 1.21 Controlled experiments to test the hypothesis that selective predation affects the evolution of guppy populations
Scientific ResearchScientific Research
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Ectrodactyly
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ExencephalyExencephaly
Vental Wall DefectVental Wall Defect
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Scientific Writing
Scientific paper – how scientist spread the news
Common style or format» Specific title» Abstract» Intro» Materials & Methods/Procedures» Results» Discussion/Conclusion» References
