Curated OER
It's All About Vitamins
The fascinating topic of human skin color is examined in this article from Muse magazine. It highlights a study done by a pair of scientists on the relationships among strength of sunlight, vitamins, and melanin in the skin. The results...
Howard Hughes Medical Institute
Human Skin Color: Evidence for Selection
Skin color is controlled by at least six genes. Young scientists learn about skin colors through a documentary. They discuss the topics of pigment, natural selection, and vitamin D absorption. They apply their knowledge to higher order...
Howard Hughes Medical Institute
Zebrafish and Skin Color
You may not know if that zebrafish in your fish tank is a model citizen—but it is definitely a model organism! What can we learn about ourselves from a tiny zebrafish? Discover more about the polygenic trait of skin color through a...
Serendip
Genetics
A handout on genetic inheritance begins with a reading on alleles and how they can result in albinism. Junior geneticists learn to complete Punnett squares and participate in a coin toss simulation of allele pairing. They also learn...
Curated OER
Integumentary System
In this integumentary system worksheet, 9th graders list the two major layers of the skin and name the type of tissue composing each layer. Then they describe the structure and function of the hypodermis. Students also list three types...
Curated OER
Integumentary System
In this biology learning exercise, students identify and locate various vocabulary terms pertaining to integumentary system of the body. There are 27 biology terms located in the word search.