Curated OER
Cladistics Is a Zip...Baggie
Students explore how the grouping of organisms based on their shared derived characters forms the basis of a cladogram.
Curated OER
Homology: Where Does The Evidence Lead
Students are introduced to the topic of homology. In groups, they read a case study and compare different drawings of early vertebrate emryos. They work together to answer discussion questions and label the various parts of each embryo.