Do we have two sets of DNA?

Also, what makes the brain age? And can dogs get headaches?
21 April 2023
Presented by Chris Smith with Amy MacIver, 567 CapeTalk. 


A figure rising out of a strand of DNA.


What makes the brain age? Why don't ice skaters get dizzy? Do we have two sets of DNA? Where does all of the burned fuel go? Do dogs get headaches? Why are dogs so good at pattern recognition? Does someone carrying a donor egg provide any of the child's DNA? Would watering your lawn increase the chance of rain? Dr Chris Smith and Amy MacIver have all the answers...


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