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How does antibiotic resistance occur?

Bacteria can mutate and this mutation can make them resistant to an antibiotic. Treating this infection then means that only the non-resistant strains of bacteria will be killed. The resistant bacteria will ...
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Answered by Emma R. • Biology tutor
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What are the 3 main factors affecting the rate of photosynthesis?

Light - Increasing light intensity, increases the rate of photosynthesis up to a certain point. At this point, either temperature or CO 2 level is the limiting factor. CO 2 - Increasing CO 2 level, increases...
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Answered by Emma R. • Biology tutor
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"how should I answer a 16 marker that asks me to "describe and evaluate"

When the question asks you to describe and evaluate remember it is asking for you to show your A01 knowledge (descriptive knowledge ) AND your A03 knowledge (the strengths and limitations of the A01). 16 mar...
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Answered by Kate G. • Psychology tutor
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Outline what Asch did in his study of conformity and the findings of this study (6 marks)

In Asch's study of conformity, he recruited 23 male undergraduates to take part in a lab experiment, which he told them was investigating visual discrimination. However, the true purpose of this study was to...
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Answered by Kate G. • Psychology tutor
14997 Views

What are the issues of monocropping in agriculture and how could inputting hedgerows improve this?

The natural environment is a symbiosis of thousands of species. For a given area, the variety of species is called its biodiversity. An environment with a high biodiversity is often describes as healthy. Thi...
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Answered by oceane s. • Biology tutor
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