Slide 1Chapter 18 - The Process of Evolution Slide 2 MICROEVOLUTION Population -- all the members of a single species Population genetics – studies variations in alleles…
Slide 1 Natural Selection Lab Archaeopteryx fossil Passenger pigeon, which became extinct in the early 1900s due to human hunting I’iwi, Hawaiian honeycreeper By Jane Horlings…
Slide 1 Evidence of Evolution Slide 2 Voyage of the Beagle Charles Darwin’s observations on a voyage around the world led to new ideas about species Slide 3 Voyage of the…
Slide 1 Topic 4 Slide 2 Learning objectives: By the end of the lesson you should be able to: Explain the impact of the environment on the phenotype of an organism. Describe…
Slide 1 B1b 7 Evolution 7.3 Natural selection Slide 2 Learning objectives Understand how natural selection works Understand how natural selection works Know what a mutation…
Slide 1 EVOLUTION What is it? Slide 2 MISCONCEPTIONS “Evolution is like a climb up a ladder of progress; organisms are always getting better.” “Evolution is like a…