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The first topic that introduces the student to A-Level OCR A biology (AS) These notes have been taken according to the syllabus. Everything within this document is completely relevant to biology exams and everything irrelevant to the exams, have been omitted from the notes. You are getting the best revision resource to ensure an A* on results day

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2.1.1. Basic components of living things CHECKLIST

Checklist for the topic of 2.1.1. Basic components of living things. A checklist will allow you to fully cover the range of topics within this topic to ensure your exam prep is optimal and successful.

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OCR • 2.1.1 Basic components of living
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Magnification calculation

the use and manipulation of the magnification formula the difference between magnification and resolution

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OCR • 2.1.1 Basic components of living
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Magnification calculation

To include an appreciation of the differences in resolution and magnification that can be achieved by a light microscope, a transmission electron microscope and a scanning electron microscope.

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OCR • 2.1.1 Basic components of living
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Comparing microscopes

Comparing microscopes Light Scanning confocal laser microscope Scanning electron microscope Transmission electron microscope Advantages vs disadvantages

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OCR • 2.1.1 Basic components of living
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Eukaryotic cells

To include the following cellular components and an outline of their functions: nucleus, nucleolus, nuclear envelope, rough and smooth endoplasmic reticulum (ER), Golgi apparatus, ribosomes, mitochondria, lysosomes, chloroplasts, plasma membrane, centrioles, cell wall, flagella and cilia.