Research Reveals How and Why Sunflowers Turn Their Golden Heads
Science, suggests how and why the big bloomers do it.
by Jason Daley/Smithsonianmag.com
To figure out why the sunflowers rotate, a team of researchers from the University of California, Davis looked at whether the flowers were following the sun or following an internal cue from a circadian rhythm. JoAnna Klein at The New York Times reports that the researchers tested this by placing sunflowers in an indoor room with lights designed to mimic the sun’s daily path. During a 24-hour cycle, they behaved normally. But once they were put on a 30-hour cycle, their rhythm was off. This means the plants likely follow an internal circadian rhythm.
“It’s the first example of a plant’s clock modulating growth in a natural environment, and having real repercussions for the plant,” UC Davis plant biologist and senior author of the study Stacey Harmer says in a press release.
Read Full Story at SmithsonianMag.com
Carol graduated from Riverside White Cross School of Nursing in Columbus, Ohio and received her diploma as a registered nurse. She attended Bowling Green State University where she received a Bachelor of Arts Degree in History and Literature. She attended the University of Toledo, College of Nursing, and received a Master’s of Nursing Science Degree as an Educator.
She has traveled extensively, is a photographer, and writes on medical issues. Carol has three children RJ, Katherine, and Stephen – one daughter-in-law; Katie – two granddaughters; Isabella Marianna and Zoe Olivia – and one grandson, Alexander Paul. She also shares her life with her husband Gordon Duff, many cats, and two rescues.
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Most on earth do to, except for those trying to cover up our sun.
That’s interesting.
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