Cells: Microscopy Flashcards
What are the two types of microscopes called
Light microscope
Electron microscope
How many lens do light microscopes contain and what are they named
2
Objective and eyepiece lens
What’s the definition of resolution
The ability to distinguish between two points
What can you view with a light microscope
Tissues, cells, large sub cellular structures eg nucleus
What can you view with an electron microscope
Smaller sub cellular structures eg mitochondria, ribosomes
Why can you view smaller organelles with an electron microscope that you cant with a light microscope
Electron wavelengths are smaller than light wavelengths
What are stains used for
To highlight certain parts of cells
What’s the formula for magnification
Image/ actual size
What’s the formula for image size
Actual size x magnification
What’s the formula for actual size
Image size / magnification
