The Biltmore Estate is a French Renaissance-style mansion near Asheville, North Carolina, built by George Washington Vanderbilt II between 1889 and 1895. It is the largest privately-owned in the United States, at 175,000 square feet and featuring 250 rooms.
A triiodide (I 3 â) solution formed by mixing iodine and iodide (usually from potassium iodide) is used to test for starch; a dark blue color indicates the presence of starch.
The catalase test is a particularly important test used to determine whether the Gram + cocci is a staphylococci or a streptococci. Catalase is an enzyme that converts hydrogen peroxide to water and oxygen gas. The test is easy to perform; bacteria are simply mixed with H 2O 2.he catalase test is a particularly important test used to determine whether the Gram + cocci is a staphylococci or a streptococci. Catalase is an enzyme that converts hydrogen peroxide to water and oxygen gas. The test is easy to perform; bacteria are simply mixed with H 2O 2.