Which of the following would you use for accurately dispensing a sample multiple times from a single aspiration, and is considered “to contain”?
Category: Uncategorized
What is the general order for cloning a gene from a human ce…
What is the general order for cloning a gene from a human cell extract into a bacterial plasmid?
How do you prepare 500 ml of 40 mM Tris (Mw = 121.14)?
How do you prepare 500 ml of 40 mM Tris (Mw = 121.14)?
Which of the following is FALSE regarding biomedical laborat…
Which of the following is FALSE regarding biomedical laboratory safety?
You pipette 10 microliters of BSA (1 mg/ml) into Coomassie a…
You pipette 10 microliters of BSA (1 mg/ml) into Coomassie and read its absorbance in the spectrophotometer, which gives a reading of 0.5 compared to a blank. This is a(n) ________ measurement.
You analyze a DNA sample which gives an A260 of 1.67 and an…
You analyze a DNA sample which gives an A260 of 1.67 and an A280 of 1.22. What is the concentration of this DNA sample, and is it sufficiently pure?
Which of the following discoveries likely led to the birth o…
Which of the following discoveries likely led to the birth of molecular biology?
Which of the following is FALSE regarding journal publicatio…
Which of the following is FALSE regarding journal publications?
Which of the following is NOT a core value of the Belmont Re…
Which of the following is NOT a core value of the Belmont Report?
Which of the following is NOT appropriate PPE for most biome…
Which of the following is NOT appropriate PPE for most biomedical research labs?