Required Practical: Microscopy (OCR GCSE Biology A (Gateway Science Suite)): Flashcards
📚Flashcards
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Practise the cards
12 cards from this deck
Stain used for plant cells in microscopy
Stain used for plant cells in microscopy
Iodine solution
Stain used for animal cells in microscopy
Stain used for animal cells in microscopy
Methylene blue stain
Starting magnification level for microscope use
Starting magnification level for microscope use
Lowest magnification (e.g., 4x objective lens)
Purpose of coarse focus knob
Purpose of coarse focus knob
Bring image into general focus
Purpose of fine focus knob
Purpose of fine focus knob
Sharpen the image
Formula for calculating magnification
Formula for calculating magnification
Main structures visible in plant cells
Main structures visible in plant cells
Cell wall, cell membrane, cytoplasm, nucleus, chloroplasts
Main structures visible in animal cells
Main structures visible in animal cells
Cell membrane, cytoplasm, nucleus
Shape characteristic of plant cells
Shape characteristic of plant cells
Regular shape
Shape characteristic of animal cells
Shape characteristic of animal cells
Irregular shape
Features present in plant cells but not animal cells
Features present in plant cells but not animal cells
Cell wall, chloroplasts, large central vacuole
Purpose of stains in microscopy
Purpose of stains in microscopy
Enhance visibility of cell structures