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My Twin Sister Case Study

Author(s): Margaret Waterman1, Ethel D Stanley2

1. Southeast Missouri State University 2. BioQUEST

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A young boy wonders why his twin sister can roll his tongue, but he cannot. Case centers on meiosis.

Licensed under CC Attribution-NonCommercial-ShareAlike 4.0 International according to these terms

Version 1.0 - published on 23 Jun 2020 doi:10.25334/SWDW-W885 - cite this


Materials for implementing the case study, My Twin Sister. The case is provided in written English and American Sign Language. The Case Analysis Sheet can be used as a scaffold for students when they begin a new case study (or read a newspaper article). This sheet will help students generate questions and reflect on what they already know about the topics in a case, as well as identify types of resources to use as they learn more about the topic. 

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