Learning ObjectivesIdentify and describe the parts of a brightfield microscopeCalculate total magnification for a compound microscopeDescribe the distinguishing features and typical uses for various types of light microscopes, electron microscopes, and scanning probe microscopesThe early pioneers of microscopy opened a window into the invisible world of microorganisms.

Anybody know which traits of bird plumage are accurate indicators of a birds health? For example feather coloration, feather brightness, amount of feather wear, number of feathers, moult timing, mo…

I developed a PCR cycle to amplify a 5.5 kb genomic DNA region in HEK cell line. When I tried to use the same protocol in A375 cell line I had no results but only smear. Can you help me? Thanks in

I would like to choose a model to use to describe a species area relationship based on plant species richness data that I have collected. Rather than choosing the power model a priori, I am consid…

Richard Dawkins mentions in his book The Greatest Show on Earth that dogs are exactly similar to both humans and chimps. Supposing that a cell contains the genetic similarity between 2 species, he…

Malignant tumors can be treated by radiation therapy. Most commonly it's radiotherapy with photons, or protons and so on. The common denominator for both types is that the radiation creates electrons