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A simple investigation, with clear procedural advice, on looking at how chemicals affect the cytoplasm of red onion epidermal cells.
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Instructions on how to calibrate eyepiece aids using a DIY stage micrometer.
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Instructions on how to print and fit a plastic eyepiece graticule.
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A diagrammatic guide on how to get started with microscopy, outlining the key actions with links to associated guidance.
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Covers the fundamental activities that use plants, and includes advice on which plants to use and how to keep plants at school.
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This edition includes notes of the Getting Practical project, swine flu, a whoosh bottle incident, water supplies to labs, and possible electric shock from computer trolleys. In a D&T special ther..
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This document explains how to carry out a circus of qualitative food tests for:carbohydratesstarch – iodine testreducing sugars - Benedict’s testnon-reducing sugars – hydrolysis then Benedict’s test p..
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This guide demonstrates how to use smartphones effectively with microscopes.
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This guide outlines how to make polarised light filters and use them to view specimens without chemical stains.
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This guide gives general advice to technicians/ teachers about using haemocytometers for precise cell counts, and CLEAPSS microquadrat for counting cells and studying microhabitats.
words matched: onion
Showing results 1 to 10 of 15
