Howard Hughes Medical Institute
Hhmi: Biointeractive: Sex Determination: The Y Chromosome
In this animation, discover the palindromic gene sequences of the human Y chromosome. [2:45]
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Bacterial Quorum Sensing
An explanation of how Vibrio harveyi, a marine bacteria, functions as a signaling molecule that turns on genes that produce bioluminescence.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Retroviruses and Viral Diversity
A concise summary of the main differences between retroviruses and those which use DNA in their genome. A few examples of each type of virus are shown.
Howard Hughes Medical Institute
Hhmi: Bio Interactive: The Guardian of the Genome
Discover the role the p53 gene plays in preventing cancer. A brief presentation of the three genes related to cancer is followed by a more indepth look at the p53 gene and its role in preventing cancer.