Heredity (Mendelian Genetics)
Students observe and record observations of whether a person is a taster or nontaster. They test selected individuals from their families and peer groups and chart all findings to determine which trait (e.g. taster or non-taster) is dominant.
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Understanding Genetics: Punnett Squares
Can scientists really predict genetic outcomes or are they simply making a lucky guess? Scholars first learn about Gregor Mendel and how to make Punnett squares. Then they extract DNA from a strawberry in a lab with included conclusion...
9th - 12th Science CCSS: Designed
The Clark Family Story: Tracing the Cause of Hemophilia
Ms. Strohfeldt did not omit anything when she designed this comprehensive lesson plan on DNA mutation and sex-linked traits. Begin with a pretest as an anticipatory set. Read a case history of the Clark family and the occurrence of...
7th - 12th Science
Population Genetics: When Darwin Met Mendel
Learners explore population genetics, or how populations of species change over time, leading to evolution with a video that brings together the principles of Mendel and Darwin and explains and models the Hardy-Weinberg equation.
11 mins 9th - 12th Science CCSS: Adaptable
The Making of the Fittest: Natural Selection in Humans
Sickle cell disease only occurs when both parents contribute the trait, and mostly in those of African descent. Where did it come from? How did it evolve? Tony Allison, a molecular biologist, noticed a connection between sickle cell and...
14 mins 8th - Higher Ed Science CCSS: Designed