Which of the following is equal to 150 ng/µl?

You are performing an experiment and want to keep the pH of your solution around 5. Which buffer would be best to use?

You are designing a research project that involves working with human subjects. From which organization will you need to get approval?

Often a graduate student or postdoc will attend an on-campus event or an off-campus large meeting of researchers to present their own data. This is called a(n)

Journals such as Nature, Science, and Cell are ranked according to

How do you prepare 1 L of 60 mM Tris pH 8 (Mw = 121.14), 700 mM NaCl (Mw = 58.44) from a 1 M stock of Tris pH 8? 

You wish to study the effects of of a drug’s concentration on bacterial growth. For this experiment, you alter the drug’s concentration and measure the change in bacterial growth, while making sure the temperature is constant in each sample. Which is the dependent variable?

After generating a cDNA library, what is typically the next step to clone a specific gene?

An experiment calls for 425 ml of 75 mM Tris (Mw = 121.14 g/mol), and you have a 3 M stock of Tris. How many milliliters of Tris are needed to make this solution?

Biological buffers should