Videos that have been used during this new quarter and are important for the Quiz coming up!

DNA: En inglés https://www.youtube.com/watch?v=zwibgNGe4aY
           En español: https://www.youtube.com/watch?v=NQaZecHCCNA

Evolución: https://www.youtube.com/watch?v=GhHOjC4oxh8

Selección Natural: https://www.youtube.com/watch?v=0SCjhI86grU