Profitable Customer Value (PCV) refers to how much profit your customers generate due to marketing. This is the measurable ...
Digital Photography Review on MSN

What is a histogram, and how do you use it?

Cameras and editing programs have a useful tool for evaluating exposure. Here's what you need to know about the histogram and ...
This important study identifies a putative iron and zinc transporter in the plasma membrane of the obligate intracellular pathogen, Toxoplasma gondii. Using an array of different approaches, the ...