Assuming growth is required, the following results were found.
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Observing the growth of pollen tubes
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Investigating the effect of minerals on plant growth
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Recording variation in ivy leaves
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Microbes all around us
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Incubating and viewing plates
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Maintaining and preparing cultures of bacteria and yeasts
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Investigating the effects of biochar on soil fertility
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Factors affecting plant growth
Apart from light, air and water, plants also need mineral nutrients. These practicals explore the needs of plants in more detail. Experiments
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Interpreting an investigation of plant hormones
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Observing patterns in the distribution of a simple plant
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Making a spread or ‘lawn’ plate
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Investigating anti-microbial action
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Nitrogen-fixing bacteria free-living in the soil
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Following gene transfer by conjugation in bacteria
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Hazards of defrosted food
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Comparing the flower structure of different angiosperms
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Making up nutrient agars
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Controlling gene expression
Understanding how the expression of genes is controlled is essential to a full understanding of cell differentiation, of growth and repair and of conditions such as cancer. Experiments
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Estimating rate of transpiration from a plant cutting
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Investigating photosynthesis using immobilised algae