Filamentous actin is polar and, therefore, the two ends of the filament are different. Because of this polarity, the filaments often fit into other cellular structures in only one orientation, in a similar manner to how many of the parts of man-made structures are assembled. Growth, the addition of monomeric actin to the filament, occurs predominantly in one direction; the plus direction.
Larger landscaping rocks, such as boulders, can cost upwards of $800 per ton. For example, a volcanic rock can cost $600 per ton, and an Artic white boulder can cost $150 per ton. Natural stone edging, ideal for gardens and walkways, can cost $200 to $600 per ton.
If you need to remove a diseased or dangerous tree from your property, you can expect to spend anywhere from $675 up to $960 for tree or shrub removal in Richmond.The minimum cost for these types of services can be as low as $250, and the maximum cost is generally no more than $1,500.ow Much Does Stump Removal Cost? The average cost for stump removal or grinding is $565 or $5 per square inch, though prices will vary depending on the girth of the stump and if it has any pests or problems preventing it from being smoothly removed.