Evidence of evolution

In this section (IB Topic 5.1)

- Examples of evolution: industrial melanism

- The fossil record

- Selective breeding

- Comparative anatomy: homologous structures

- Geographical patterns - variation and divergence - speciation (analogous structures)

- Challenges in classification: different... species or populations?

1.5_Vocabulary.pdf

5.1_Crossword

Answers here.

evidence-for-evolution2.pdf

Get some practice with these worksheets!

evolution_introduc_qns.pdf

Answers here

evolution_illustration.pdf

Answers here

en.wikipedia.org/wiki/Common_descent

Adaptive RadiationDefinition Adaptive radiation refers to the adaptation (via genetic mutation) of an organism which enables it to successfully spread, or radiate, into other env

Virtual Lab: natural selection

Virtual Lab: adaptive radiation of honeycreepers

Dogs Around the World — NOVA | PBSMatch 14 dogs to the environment they were bred for, from the rugged mountains of Argentina to the Australian outback.

Lab: modeling evolution (here)

Selection_Pressures_Snails.pdf

Answers here.

Fossil evidence: see here.

Click here

Your Appendix: Evidence of EvolutionA vestigial structure is an anatomical feature that no longer seems to have a purpose in the current form of an organism of the given species.

Meet Luca, the Ancestor of All Living Things (Published 2016)A single-cell, bacterium-like organism clinging to volcanic sea vents may have been the forebear of every animal, plant and microbe on earth.

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