The Peppered Moth
For this evolution worksheet, students read about the changes the peppered moth went through over 100 year time period. Students complete 3 short answer questions based on what they read.
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Evidence of Evolution by Natural Selection
Being able to test a hypothesis is a scientific must. AP Biology pupils can see the process of hypothesis testing through evidence for evolution as seen in natural selection. Slides contain solid information and excerpts from academic...
10th - 12th Science
Natural Selection and the Owl Butterfly
The lecturer describes how certain characteristics develop. In this case, he discusses eye marking. The impact of environmental factors plays a huge role in the probability of successful reproduction and the fact that favorable genes...
13 mins 10th - 12th Science
Introduction to Evolution and Natural Selection
The evidence for natural selection is presented as a random variation of a characteristic allowing a particular strain of organism to survive with a higher probability of successful reproduction. Population change over a short period of...
18 mins 10th - 12th Science
Natural Selection: Peppered Moths
Can human activity influence the colors of moths? The simulation explains how pollution changed the color of tree bark, which led to the survival of a different variation of moths. It also discusses the shift back as air quality improves.
7th - 8th Science CCSS: Adaptable
Between 1968 and 2002, the total number of peppered moths decreased by almost two thirds, although scientists do now know why. In the 10th video of the series, the instructor defines evolution as any changes to a gene pool. Scholars then...
10 mins 9th - 12th Science CCSS: Adaptable