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Oct 2021
32m 9s

Do plants have immune systems?

Bbc World Service
About this episode
In the past 18 months we have heard lots about the human immune system, as we all learn about how our bodies fight off Covid-19 and how the vaccine helps protect us. But this got listener John, in Alberta, Canada, thinking about how trees and plants respond to diseases and threats. Do they have immune systems and if so, how do they work? Do they have memorie ... Show More
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