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serial-dilution

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Journal Articles
The American Biology Teacher (2010) 72 (5): 305–307.
Published: 01 May 2010
...Cynthia Keler; Tabitha Balutis; Kim Bergen; Bryanna Laudenslager; Deanna Rubino Serial dilution is often a difficult concept for students to understand. In this short dry lab exercise, students perform serial dilutions using seed beads. This exercise helps students gain skill at performing...
Images
Images
<b>Serial</b> <b>dilution</b> and plating procedure.   Figure 1. <b>Serial</b> <b>dilution</b> and plat...
Published: 01 May 2015
Figure 1. Serial dilution and plating procedure. Figure 1. Serial dilution and plating procedure. More
Images
Supplies for the <b>serial</b> <b>dilution</b> laboratory. In the front are tweezers and ...
Published: 01 May 2010
Figure 2. Supplies for the serial dilution laboratory. In the front are tweezers and a 30-mL plastic beaker. Behind them are the seed beads, size 10/0. In the back row are the test tubes and plastic petri dishes. Figure 2. . Supplies for the serial dilution laboratory. In the front are More
Journal Articles
The American Biology Teacher (2020) 82 (4): 201–208.
Published: 01 April 2020
..., including serial dilution, aseptic technique, isolation of pure cultures, Gram staining, microscopy, and antimicrobial testing. Student feedback was overwhelmingly positive – many expressed an increased interest in pursuing a career in science, and most felt that the project helped them gain confidence in...
Journal Articles
The American Biology Teacher (2019) 81 (1): 47–51.
Published: 01 January 2019
...Figure 1. Serial dilution example. Figure 1. Serial dilution example. ...
Journal Articles
The American Biology Teacher (2010) 72 (8): 485–488.
Published: 01 October 2010
...Cheng-Wai Yip I describe a 5-day basic microbiology enrichment course for high school students. In this course, students learn microbiological techniques such as preparation of agar plates, isolation of bacteria from food, serial dilution, and plating. Additionally, they experience the steps...
Journal Articles
The American Biology Teacher (2019) 81 (9): 680–685.
Published: 01 December 2019
...-I, 6.387-F Scientific process............................9.618-F SEADAP............................6.430-I Secondary............................6.423-I Seed germination............................7.507-I Seminars, maximizing benefit of............................8.585-TT Serial...
Journal Articles
The American Biology Teacher (2019) 81 (6): 430–434.
Published: 01 August 2019
...% solution. The students made diluted concentrations (serial dilutions) of caffeine or sucrose from the 10 mM concentration stock solution prepared by the teacher. The students designed and implemented the following protocol (approximate periods of time required are shown in parentheses): During...
Includes: Supplementary data
Journal Articles
The American Biology Teacher (2019) 81 (3): 176–185.
Published: 01 March 2019
...% 0.000 b 77.0% Simple dilutions 14.7% 68.3% 0.000 b 64.3% Serial dilutions 3.3% 64.7% 0.000 b 70.1% Using a standard curve 26.3% 77.8% 0.000 b 36.7% Quantitative transfer with micropipette 2.0% 85.0% 0.000 c 85.5% Test total 19.9% 72.7% 0.000 d 70.6% a α...
Includes: Supplementary data
Journal Articles
The American Biology Teacher (2018) 80 (3): 198–202.
Published: 01 March 2018
... 2 O 2 ↔ Fe 3+ + HO· + H 2 O Fe 2+ + HO· ↔ Fe 3+ + H 2 O Using sterile pipettes and glassware, prepare yogurt cultures dilutions (serial dilutions: 10 −3 to 10 −6 all mixed thoroughly): Suspend 1.0 g of yogurt in 99.0 mL of autoclaved (sterilized) PBS (1:100). Transfer 1 mL of...
Journal Articles
The American Biology Teacher (2018) 80 (1): 6–10.
Published: 01 January 2018
... Observed Expected 27 35.11 46 37.89 73 73.00 Total Observed Expected 63 63.00 68 68.00 131 131.00 To count the Paramecia , drops of 0.5 ml of culture were released on a glass plate, and if more than 8–10 per drop were counted, then a serial dilution was performed. Likewise, following...
Journal Articles
The American Biology Teacher (2017) 79 (9): 746–752.
Published: 01 November 2017
... that tube to the −20ºC freezer. In n − 1 vessels make a logarithmic (geometric) serial dilution series of 5.5-mL HABA solutions by mixing DPBS diluent and the 100-µM HABA solution (previous bullet) in appropriate volumes. The HABA concentration in each dilution in the series is a fraction f of...
Journal Articles
The American Biology Teacher (2017) 79 (8): 645–653.
Published: 01 October 2017
... isolated heart three times at 15-second intervals. Record the heart rate in bpm in your lab notebook. Administration of Cardiovascular Drugs † Prepare the serial dilutions of the drug(s) that you chose to work with. Make each dilution in a separate Falcon centrifuge tube using the warm CMRL...
Journal Articles
The American Biology Teacher (2017) 79 (5): 375–386.
Published: 01 May 2017
... 4 5H 2 O 7.2 nM ZnSO 4 7H 2 O 0.12 μM H 3 BO 3 0.12 nM (NH 4 ) 6Mo7O 2 4H 2 O (foil + fresh plants) – (foil) = gfw number of colonies on the plate that they count serial dilution on the plate on which they counted colonies mass of plants from which microbes were...
Journal Articles
The American Biology Teacher (2017) 79 (4): 301–304.
Published: 01 April 2017
... solution in tubes #5 and #6. Mix tube #5 thoroughly. Take 1 mL from tube #5 and add it to tube #4, mixing thoroughly. Continue the serial dilution process through tube #2. Place 2 mL distilled water in tube #1. Add blocking buffer to bind to any antibody sites not taken up with the...
Journal Articles
The American Biology Teacher (2017) 79 (1): 10–13.
Published: 01 January 2017
.../journals.php?p=reprints . 2017 Bacteriophage Poisson distribution molecular biology quantitative exercises Table 1. T2 bacteriophage counts from serial dilution plating. Group 10 −8 10 −9 1 6 0 2 2 0 3 6 1 4 3 0 5 16 5 6 3 0 7 7 2...
Journal Articles
The American Biology Teacher (2016) 78 (7): 582–590.
Published: 01 September 2016
...’ prior knowledge of instrument use, Ms. Crawford reviewed the procedures for proper use of the equipment involved in DNA extraction, such as pipettes and spectrophotometer. She also asked students to demonstrate their ability to calculate serial dilution factor and percentage yield, learned earlier in...
Journal Articles
The American Biology Teacher (2016) 78 (7): 591–598.
Published: 01 September 2016
... bait shop) Test tube rack Six test tubes (10 mL) per solution tested to create serial dilutions of 1000, 100, 10, 1, 0.1, 0.01 ppm + a separate tube with dechlorinated water (0 ppm) Transfer pipets Forceps One 10 mL or 25 mL graduated cylinder Precut paper towels (5 × 5 cm) Red...
Journal Articles
The American Biology Teacher (2016) 78 (5): 410–416.
Published: 01 May 2016
... Daphnia magna. Ecotoxicology and Environmental Safety , 67 , 399 – 405 . OECD ( 2004 ). Test no. 211: Daphnia magna reproduction test . In OECD Guidelines for Testing of Chemicals, Section 2: Effects on Biotic Systems . Available online at http://www.oecd-ilibrary.org/content/serial/20745761...