Take a close look at your Christmas tree — it has seven times more genetic material (DNA) than you do! Why this is so is still largely unknown, but now the DNA of the spruce is going to be mapped by Swedish researchers.
Take a close look at your Christmas tree — it has seven times more genetic material (DNA) than you do! Why this is so is still largely unknown, but now the DNA of the spruce is going to be mapped by Swedish researchers.