DNA fingerprints after an arm transplant!

The Platinum Jubilee; the aerodynamics and physics of tailgating or slipstreaming of vehicles; why the orbit of the planets and the moon are all in the same plane across the solar system; how ants lead their nest-mates to a food source; the causes of animal extinction and predation; the science of spectroscopy and how light can reveal what something is made of; whether transplant recipients inherit genetic diseases from the donors; would someone with an arm transplant leave a different DNA fingerprint with their new hand? Dr Chris Smith joins 567 Cape Talk's Lester Kiewit to talk the answers through...