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- Regarding turbidity, which of the following statements is true? Group of answer choices Decreased bacterial concentration results in a turbid specimen due to increased light transmission Increased bacterial concentration results in a turbid specimen due to decreased light transmission. Increased bacterial concentration results in a clear specimen due to decreased light transmission.Indicate which of the following observations can be made when observing growth on nutrient agar. Check all that apply. please look at the attached imageIf isolated keratinocyges are placed in a hypotonic solution for 24 hours, explain the net direction of water movement and why the rate of water movement slows down over time. (Please write the answer as simple as possible)
- Identify the method of sterilization/ chemical agent described At 15psi, the temperature reaches 121 degree Celsius requiring only 15 to 20 minutes to sterilize the material. The material to be sterilized is exposed to live steam for 30 minutes for 3 consecutive days.Why the microorganisms in the hay infusion are not stained?For normal, daily use of essential oils for adults, Retha Nesbit of Plant Therapy recommends a __________ dilution. Choose one answer. a. 0.5% b. 2% c. 3% d. 5%
- a) Microbial products can be classified in three major categories which related to the microorganism growth curve. By giving examples of product based on the three major categories, sketch the microbial growth and product formation curves. Describe the phases involves in the growing of microorganism for the products formation. List all references with proper citations.Compare the relative abundance of microbial growth on the agar surface touched by unwashed and washed fingers. Note: the upper portion are washed fingers whereas, the lower portion are unwashed fingersAccording to USP Chapter <797>, allergenic extract preparation can be made in a doctor’s office facility by trained personnel only if the allergenic extract preparation: a)Is compounded under a laminar air flow hood Is compounded by a pharmacist b)Contains an antimicrobial preservative c)Is used immediately after preparation d)Is prepared only from plant origin material