Browsing Theses by Author "Waduwara-Jayabahu, Chammika Ishari"
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Onion Root Anatomy and the Uptake of Sulphate and Phosphate Ions
Waduwara-Jayabahu, Chammika Ishari (University of Waterloo, 2007-06-12)Ions in the soil solution traverse many layers (epidermis, exodermis, central cortex, and endodermis) within the root to reach the stele. The endodermis is present in almost all vascular plants while the exodermis is found ... -
Significance of Methylthioadenosine Metabolism to Plant Growth and Development
Waduwara-Jayabahu, Chammika Ishari (University of Waterloo, 2012-01-24)Arabidopsis thaliana contains two genes annotated as methylthioadenosine nucleosidases (MTN): MTN1, At4g38800 and MTN2, At4g34840. This enzyme activity hydrolyzes the methylthioadenosine (MTA) produced by nicotianamine ...