In a class discussion format, the teacher presents background information about basic human genetics. The number of chromosomes in both body cells and egg and sperm cells is covered, as well as the concept of dominant and recessive alleles. Students determine whether or not they possess the dominant allele for the tongue-rolling gene as an example.

Concepts

chromosomes, engineering, genetics, stem

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Additional Tags

dominant alleles, recessive alleles, integrated teaching and learning program and laboratory, teachengineering, basic genetic principles

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Classroom Considerations

• Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)