you know, we are taught about mendle, about greta mendle, we are taught about him in some kind of abstracthe was a monk, in a garden, et cetera, yet from that little plot alone emanates virtually all of modern biology. you know, you can trace a line from that plot. all he could see in contradistinction to his priors across the biological world and it was moving like units. in a kind of, almost as if particles were moving. he didn't know what the physicalform was, what the chemical form was. no—one had even heard at that time, made the connections between dna and genes. and even the word, gene, mendle didn't know. it was coined afterwards. if we race forward 150 years. we are all aware that the pace of this exploration speeded up in a way that, you know, whether you were born in the early 19705, would have been inconceivable. well, what can we do now? we can read, we can read the sequence of a genome. your genome, my genome, and the cost is plummeting. was about $3 billion—odd, now you can sequence, not the whole genome but the active part of the genome for about $1000. you could then, ther