Reabsorbtion. Occuring more commonly within the nephron system than filtration, this is a form of active transport which takes the the useful substances for the body from the tubules and places them back into the blood filled capillaries.
Oleanders are shrubs, but they are _big_ shrubs. Most of the varieties in cultivation top out at 8 to 12 feet tall and about the same width. The wild form, and some of the older cultivars used for windbreaks top out at 20 x 20 feet.
The Moringa Oleifera tree is a fast growing, drought resistant tree producing a tuberous taproot. In the wild it ranges in height from 5 to 12 metres with a straight trunk (10 - 30 cm thick) with corky whitish bark and an open, umbrella shaped crown.hese branches are excellent for growing new trees: 1. Make a cutting at least 2.5 cm in diametre and at least 1.8 metres long. 2. Dig a hole 1m X 1m X 1m deep. 3. Place the cutting in this hole and fill with a mixture of 3 parts sand and one part compost. Pack firmly around the base of the cutting.