Diversity and Adaptation
Tenth graders explore structure, function and variation among species. Through field observations, lab activities and homework, 10th graders observe and record examples of adaptation and variation.
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Adaptation and Diversity on Sheffield Island
Written for an exploration of shoreline ecosystems on Sheffield Island, this gives ecology or marine biology buffs a hands-on experience. Using GPS or visual triangulation techniques, they lay transect lines on a high and a low energy...
9th - 12th Science
Determining Stream Health by the Diversity and Types of Benthic Organisms
How diverse are the benthic organisms found in local streams? Using the information learned in previous lessons on identification of macroinvertebrates and on calculating stream index values, groups determine the health of local streams....
8th - 12th Science
Importance of Deep-Sea Ecosystems – How Diverse is That?
When judging diversity of an ecosystem, both species evenness and species richness must contribute. After a discussion of diversity and a guided example using the Shannon-Weaver function, scholars use the same function on two other...
9th - 12th Science CCSS: Adaptable
One way scientists describe diversity in a population is through allele frequencies. The video explains how to perform these simple calculations. Then it presents the Hardy-Weinberg assumptions and the difference between acclimation and...
5 mins 9th - 12th Science CCSS: Adaptable