Some plants have unusual genetics, which can help them weather cataclysmic events

Unlike humans, many plants have more than two sets of chromosomes. This trait may help them adapt to environmental upheaval, such as climate change. SACHA PFEIFFER, HOST: When Earth faces its next cataclysm, some plants appear to have a time-tested strategy to survive. Science reporter Ari Daniel has our story. ARI DANIEL, BYLINE: Most people have two sets of chromosomes, one set from each parent, whereas... YVES VAN DE PEER: Strawberries, for example, they have eight sets of chromosomes. …