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General Biology Lab II EBIO 1240 TA: Amanda Hund.

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1 General Biology Lab II EBIO 1240 TA: Amanda Hund

2 Important Information My office hours: N197 – Monday 12-1 – Wednesday 1-2 – By appointment Email: amanda.hund@colorado.eduamanda.hund@colorado.edu Course Website: http://genbiolabhund.wikispaces.com/

3 A bit about me.. From Willmar, Minnesota Weather for Saturday: 2 °

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7 First year PhD student in Rebecca Safran’s Lab Study: Sexual Selection, Divergence, Speciation and Parasite Interactions- In Barn Swallows

8 Who are you? Name, year, major, where you are from, interesting fact, coolest animal you have ever seen. (it is a lot but you can handle it)

9 THE COURSE Classroom Expectations Lab Manuals Objectives of Lab Class Structure Grading – Quizzes, Lab Reports Attendance Honor Code Resources

10 Laboratory Safety

11 Things to look out for: Prediction vs Hypothesis Prove Theory

12 Key Words Phylogeny: Evolutionary History Taxonomy: Classifying organisms (organizes them based on phylogeny) Systematics: Study of diversity of organisms in relation to their phylogeny

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15 Carl Linnaeus: What is in a Name 1)Genus (noun) 2)Specific name (adjective) Hirundo rustica Pinus ponderosa Domain Kingdom Phylum Class Order Family Genus Species Dear King Phillip Came Over For Green Socks

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18 Key Words Analogy- Similar in structure or function, different evolutionary origins. Homology- Similar in structure or function due to common ancestry.

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20 Convergent Evolution: Have come up with the same answer from different backgrounds Analogous Traits

21 Hand Homology May look different: but have a common ancestor, the same bones used for different things.

22 Today’s Lab Use Skull characteristics to figure out similarities (aka relatedness) Build phylogeny Use DNA to look at similarities Build phylogeny Compare

23 Using characteristics to create… A Character Matrix A Dissimilarity Matrix

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25 Diastema

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27 Things to Think About How do the methods compare? Why? Is one better?

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