![](https://image.tmdb.org/t/p/original/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![](https://image.tmdb.org/t/p/w342/eMYBf0Wt2kHsH9JWIChu8Tmk86f.jpg)
Genome
The class studies DNA but one of Lucas' chromosomes gets changed. Becoming more assertive, Lucas gets himself into a lot of trouble, as well as accepting Stew's challenge to a fight.
![](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![](https://image.tmdb.org/t/p/w300/wSeWyrbil9t6wAA5eV6uQ8RGRrQ.jpg)
![](https://image.tmdb.org/t/p/w300/rZZUxYtVoXXFsIyJgcDeN7HPZ0j.jpg)
![](https://image.tmdb.org/t/p/w300/hLYQ4OkhTpWkYM7Sr9TyCWgVQEc.jpg)
Other episodes for this season
![Wormhole2 (2)](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Pheromones](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Cold](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Genome](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Brainwaves](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Chemistry](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Ecosystem](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Technology](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Equation](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Hemispheres](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Nutrition](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Echolocation](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
![Stopwatch](https://image.tmdb.org/t/p/w300/9228CXTUg8XoZmh7I9IpnSh4QFK.jpg)
The class studies DNA but one of Lucas' chromosomes gets changed. Becoming more assertive, Lucas gets himself into a lot of trouble, as well as accepting Stew's challenge to a fight.