Be sure not to let the enzyme fall against the side of the test tube. 22. Add 5 drops of enzyme suspension to 3.0 mL pH 3 buffer and wait a minimum of 5 minutes for the enzyme to be affected by the buffer, then add 3.0 mL 3.0% H 2 O 2 and immediately do steps 7 -12. 23.
Estimates. According to the Federal Reserve Bureau, the average cost of an annual premium for homeowners insurance is between $300 and $1,000. For most homeowners, the annual costs for a homeowners insurance policy can be estimated by dividing the value of the home by 1,000, then multiplying the result by $3.50.
If you're feeling pinched by the rates you're paying, know that you may be able to secure a less expensive policy. According to a January 2015 study by the National Association of Insurance Commissioners, the average homeowner insurance premium jumped 7.6% in 2011 and then by 5.7% in 2012.n an earthquake region, you might get lower insurance costs by choosing a home that's more able to withstand a disaster, like one with a wood frame. The average cost of homeowner insurance is on the steep side, but it's necessary.