Class Notes (838,271)
Canada (510,816)
Biology (2,156)
BIO153H5 (211)
Lecture 4

Lecture 4 - Phylogeny III.pdf

1 Page
Unlock Document

Christoph Richter

Lecture 4 - Phylogeny Thursday, 16 January, 2014 11:46 AM Today's Topics: Announcements: Homework:  Practicing Phylogeny  Biology seminar on Friday Assignment 1 (23 Jan) ○ Drawing trees 12PM at CCT2150 MasteringBiology/MyLabs ○ Outgroups  Ruth Hufbauer on rescuing practice questions ○ Non-monophyletic populations from Chapter 28 groups extinction using demographic inputs Lecture Topic: Assignment 1  All information is on the BIO153 library link in portal  Follow instructions exactly  Don't have to rewrite the questions, just indicate which question is being answered ie: Question 1a), Question 3c), etc  Answers should be in full sentences but not full paragraphs ○ Shorter is better - be concise Research Opportunity Program  Announcements will begin next week on opportunities Derived vs. Ancestral  Are feathers a derived or an ancestral characteristic when you compare: ○ Songbirds with ducks?  Both songbirds and ducks have feathers, so it is a shared characteristic  Since both have it, the ancestor most likely also had feathers □ If the ancestor didn't have feathers, it had to evolve twice □ If it had feathers, it only had to evolve once  The more simple tree is assumed to be the more likely, so feathers are an
More Less

Related notes for BIO153H5

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.