Biology GCSE
blotting
What blotting means in Biology GCSE, as defined for OCR.
Definition of blotting
Check what you remember
Read the wording for your board, then hide it and explain blotting in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Cylinders are rolled gently on a paper towel to remove surface water without squeezing tissue, before being reweighed.
Topics that use blotting
- Transport in and out of cells (OCR GCSE)
Related terms
- cork borer
- isotonic point
- line of best fit
- Osmosis
- percentage change in mass
- electronic balance
- graduated cylinder
Using blotting in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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