Gene-Environment Interaction

NARRATOR: USING TWIN AND ADOPTION STUDIES, BEHAVIOR GENETICISTS CAN MATHEMATICALLY ESTIMATE THE EXTENT TO WHICH VARIATION AMONG INDIVIDUALS CAN BE ATTRIBUTED TO THEIR DIFFERING GENES. THE CONCEPT IS HERITABILITY. I’M 5′ 11″. IS THAT BECAUSE OF MY GENES OR ENVIRONMENT? WELL, THAT’S A SILLY QUESTION. IT’S BOTH. ANY INDIVIDUAL TRAIT IS A FULL PRODUCT OF […]

Wildlife Forensic Lab Livestream

>>Hi and welcome. Today we are celebrating World Wildlife Day. I’m Danielle Brigida I work for the U.S. Fish and Wildlife Service, and I’m here with Ken Goddard, Director of the U.S. Fish and Wildlife Service Forensic Laboratory .>>Welcome to our lab. What we want to do today is walk you through some of the […]

Landscape genetics in the rainforest

Omniscience Fascinated by parrots he studies the colourful wonders of the Peruvian Amazon. George Olah collects genetic samples from feathers. Coming up: The friend of macaws George Olah studies the genetic diversity of wild macaws in the Peruvian Amazon. “Give me a feather, I tell who you are” Feathered wonders, genetically distinct populations, and an […]

1. Introduction to Human Behavioral Biology

[MUSIC PLAYING] Stanford University. This is BIO 150, isn’t it? OK, just wanted to make sure. So we start off with a scenario. 40-year-old guy– quiet, suburban life. Married 15 years, two kids, 3.5 dogs. Everything’s standard. Everything’s going wonderfully. And one day out of nowhere, he punches somebody in the face at work. Totally […]

Genetic Drift

Captions are on! Click the CC button at bottom right to turn off. So here’s a question for you. Have you ever compared the candy you get on Halloween with your friends? My sister and I—a bit competitive in the sport of Halloween candy hunting—we both have preferences of what kind of candy we hoped […]

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