For staining flagella of bacteria use actively motile organisms 20 to 24 hours old, allow to diffuse in sterile water 20 to 30 minutes, transfer droplets of the suspension to clean slides and let evaporate without spreading. Then treat 2 to 4 minutes with the following mordant: tannic acid 10 or 20%, 50 cc.; ferric chloride 5%, 10 to 15 cc.; carbol fuchsin (Ziehl-Nielson), 5 cc.; hydrogen peroxide 3%, 6 to 8 cc. Wash and stain 2 to 3 minutes with a mixture of basic fuchsin, saturated alcoholic, 10 cc.; anilin oil (1 part) and 95% alcohol (3 parts) mixed, 5 cc.; distilled water, 30 cc.; acetic acid, 4%, 1 cc. Wash thoroly with water.
Which valuable mineral is often found in the rock called kimberlite?<span>A. gold
B. silver
C. diamond
D. platinum
Diamond is one of the most common minerals found in the rock called kimberlite. </span>
Answer:
Because pioneer species are the first to return after a disturbance, they are the first stage of succession, and their presence increases the diversity in a region.
Explanation:
Note: They are usually a hardy plant, algae or moss that can withstand a hostile environment
Yes - should also add luster