John Brennan

Based in San Diego, John Brennan has been writing about science and the environment since 2006. His articles have appeared in "Plenty," "San Diego Reader," "Santa Barbara Independent" and "East Bay Monthly." Brennan holds a Bachelor of Science in biology from the University of California, San Diego.

Is There Glucose in Soda?
Contributed by John
Why Does Road Salt Kill Grass?
Contributed by John
Do Plant Cells Have Cilia?
Contributed by John
How to Test for Nitrogen in Water
Contributed by John
What Eats Wood?
Contributed by John
How Do Plant Cells Elongate?
Contributed by John
What Are Tree Rings Called?
Contributed by John
Do Plant Cells Have Peroxisomes?
Contributed by John
How Do Plants Gain Weight?
Contributed by John
Acid & Alkaline Cleaning Products
Contributed by John
What Kind of Wood Does Not Float?
Contributed by John
Importance of the Plant Kingdom
Contributed by John
Photorespiration Vs. Photosynthesis
Contributed by John
Pathogenic Bacteria in Soil
Contributed by John
The Production of Glucose in Plants
Contributed by John
Boric Acid & Stink Bugs
Contributed by John
Who Discovered Plant Cells?
Contributed by John
Can Dry Ice Go in a Pool?
Contributed by John
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