and has a role to play a tiny and fascinating well that's a crucial element in the still mighty takhisis that covers the arctic. what is red white and black do you have a science question you've always wanted answered we're happy to help out send it in and if we answer it on the show you'll get a little surprise as a thank you come on just awesome. stories from the world of science go to our website or find us on twitter and d w underscore science. money someday wants to know want our genes. genes are found in most of the cells in our body. a gene is made up of d.n.a. found in structures called chromosomes and the cell nucleus. one important thing genes do is provide instructions for building up all the various parts of our body. genes also underlie our body processes and to a large degree they determine what we look like. human genome that is the entire set of our genes has been sequenced. we have more than 20000 protein coding genes. a lot of research is going into finding out what our genes actually do. for example are there specific ones that determine how long we live. the helper in