Download presentation
Presentation is loading. Please wait.
Published byBeverly Young Modified over 5 years ago
1
2/2 - 7th Grade Agenda Learning Objective: Learn about evidence of evolution Collect Reading & Notetaking p Chap 5 Common Assessment Study Guide Text Book Reading: 245 – 246 HW: Reading & Notetaking p Reminder Chap 5 Common Assessment 2/3 & 2/4 Reminder Data Table, Graph & Procedures due 2/5 & 2/6 (15 Points)
2
Reflection Prompt: Why is it better to describe evolution as a tree instead of a ladder?
3
Review of Science Fair Data table, Graph and Procedures
4
How do fossils form?
5
Gradualism vs Punctuated Equilibria
Gradualism: The theory that evolution occurs slowly by steadily Punctuated Equilibria:Evolution occurs during short periods of rapid change separated by long periods of little or no change
6
What are homologous structures?
Similar structures that related species have inherited from a common ancestor
7
Similarities in Early Development
8
Human Embryos have tails and gill slits
9
Similarities in DNA – Is an Elephant and this Shrew closely related?
Scientists can determine how closely related the species are by comparing the DNA of different species DNA comparison has revealed that the tiny elephant shrew is closely related to the elephant
10
Branching Tree shows how closely related species are
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.