Staining increases contrast in microscopy because stained cells absorb light to varying degrees, unlike unstained cells which are illuminated uniformly and have low contrast.
Staining increases contrast in microscopy because stained cells absorb light to varying degrees, unlike unstained cells which are illuminated uniformly and have low contrast.
| Front | why does staining increase contrast 2.1.1(c) |
|---|---|
| Back | -normally whole sample illuminated, low contrast as most cells don't absorb much light -stain increase contrast as cells take it up to different degrees |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Mag res 2.1.1(f zoomed smallest distance separate entities
Previous card: Light source position opaque samples 2.1.1(a specimen
Up to card list: OCR A Biology