World-wide Search for the Dominant Trait

By the end of Harry Potter and the Deathly Hallows, we know Harry and Ginny get married, but what will their kids look like? This presentation introduces viewers to Punnett Squares and how to use them to determine both...

How did Mendel know which pea plants would demonstrate certain characteristics? Pupils explore the answer this question, among others, as they complete Punnet squares, research dominant and recessive traits, and explore hereditary...

Can we find the phenotypes and genotypes of magical ability for the characters in Harry Potter? Of course, but first we need to understand incomplete or blended dominance, co-dominance, multiple alleles, and regulatory genes. This...

We all drink milk as babies, so why can't we all drink it as adults? Examine the trend in lactase production on the world-wide scale as science scholars analyze and interpret data. Groups create pie charts from the data, place them on a...

Pupils puzzled by pedigree charts? Not anymore! Show them proper pedigree protocol using a short video from an excellent biology playlist. Content includes pedigree symbols and terminology, interpreting pedigrees of various lengths, and...

Humans only make up 0.01 percent of all life forms on Earth. We sure know how to make an impact though! An episode of the It's Okay to be Smart series examines the proportion of different species that inhabit Earth. The...

Human-Genetics: A Worldwide Search for the Dominant Trait allows you to collect data and share your results with students around the world. Register your class, complete the student survey, participate in discussion boards, and interact...

Explore human genetics through the world of Harry Potter. A thorough lesson develops the introductory concepts of genetics using characters of the popular book series. Learners study topics from DNA and chromosomes to Punnett Squares and...

Some traits only exist in males and some only in females. Pupils learn how the location of genes on sex chromosomes determines them using an interactive lesson. An animation illustrates how scientists know this to be true and shows how...

Despite what some may think, being right- or left-handed isn't a conscious choice people make. Watch this short video to find out exactly what determines a person's dominant hand, and how the cooperative and competitive nature...