In this genetics worksheet, students review sex-linked diseases and use Punnett squares to determine the genotype and phenotype of offspring. This worksheet has 5 problems to solve.
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The Making of the Fittest: The Birth and Death of Genes
Adaptations must be made as environments change. This fabulous presentation features Icelandic icefish, a transparent, scaleless specimen that even has colorless blood. Genetics and adaptations concepts are explored as scientists study...
9th - Higher Ed Science
Got Lactase? The Co-Evolution of Genes and Culture
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...
8th - 12th Science
Proposed Treatment to Fix Genetic Diseases Raises Ethical Issues
Should genetic scientists be permitted to alter mtDNA to eliminate birth defects? That is the question examined in Rob Stein's article for NPR that explores the ethical issues raised by this research.
7th - 12th Science CCSS: Adaptable
Journey of Man: A Genetic Odyssey, Part 10 of 13
Deep inside the Arctic Circle, Spencer continues his quest to find the migratory path and lifestyle that led to human success. Again human variation is explained in terms of physical adaptations ignited by environmental extremes. This...
9 mins 9th - 12th Science
Journey of Man: A Genetic Odyssey, Part 12 of 13
Part 12 starts with the Navajo story of creation and the journey of the ancient ancestors. Spencer argues the facts of this story with his genetic evidence. This episode recaps the journey thus far and attempts to describe the difference...
7 mins 9th - 12th Science
How to Sequence the Human Genome
Every human is unique, from our thoughts and actions to our DNA. Scientists spent billions of dollars and over a decade to map the human genome, the sequence of DNA within one human being. Since the project was completed ten years ago,...
5 mins 9th - Higher Ed Science CCSS: Adaptable
The race to sequence the human genome
The world of genetics and DNA is much clearer than it was 25 years ago, in large part due to the success of the Human Genome Project. Watch a short, engaging video about the dueling organizations who raced to be the first to sequence the...
5 mins 7th - 12th Science CCSS: Adaptable
Journey of Man: A Genetic Odyssey, Part 9 of 13
In Central Asia, Spencer Wells confronts political obstacles on his track to meet the man whose blood holds the genetic key that fathered Native Americans and Europeans. Learners will meet the Chuchi, a remote nomadic Russian tribe that...
10 mins 9th - 12th Science
Journey of Man: A Genetic Odyssey, Part 6 of 13
In this episode of the Journey of Man, learners see the inside of a genetics laboratory, what tools are used, how they work, and what Spencer is looking for. Looking for genetic markers is how Spencer Wells tells the story of our ancient...
4 mins 9th - 12th Science