- Study guides, Class notes & Summaries

What are cells? - Answer The building blocks of organisms Define eukaryotic cell - Answer Cells that have a true nucleus Define prokaryotic cell - Answer Cells that do not have a true nucleus What is in an animal cell? - Answer Nucleus, cytoplasm, cell membrane, mitochondria, ribosomes What is in a plant cell? - Answer Same as animal plus: vacuole, chloroplasts, chlorophyll, cell wall What is in a yeast cell? - Answer Same as animal plus: temporary vacuole, cell ...

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5 pages

Written in 2024/2025

Grade A+

TestSolver9

What are the two types of microscopes? - Answer Light Microscope Electron Microscope What is the magnifying power of a light microscope? - Answer x 2,000 What is the magnifying power of an electron microscope? - Answer x 2,000,000 What is the resolving power? - Answer The ability to distinguish between two separate points What is the resolving power of light microscopes? - Answer 200 nm What is the resolving power of electron microscopes? - Answer 0.2 nm What...

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31 pages

Written in 2024/2025

Grade A+

TestSolver9

Q: microscope Ans: an optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells, typically magnified several hundred times. Q: fine focus Ans: Knob that allows you to make fine focusing adjustments. (small knob) Q: objective Ans: the lens at the bottom near the sample Q: eyepiece Ans: A lens that magnifies the image formed by the objective. Q: course focus Ans: used to make big changes in focus (large knob) Q: magnification Ans: = siz...

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81 pages

Written in 2024/2025

Grade A+

Passit

Q: Arithmetic Logic Unit (ALU) Ans: Performs operations on data e.g. Addition, subtraction Q: Control Unit (CU) Ans: Coordinating activities of the CPU Q: Registers Ans: Quick, small stores of data within the CPU Q: Memory Address Register (MAR) Ans: Holds memory address for data or a instruction about to be used by the CPU Q: Memory Data Register (MDR) Ans: Holds actual data or instruction Q: Accumulator Ans: Stores results of calculations in the ALU Q: Program Counter (PC) Exams...

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35 pages

Written in 2024/2025

Grade A+

Passit

GCSE BIOLOGY ALL EXAM REVISION QUESTIONS WITH VERIFIED SOLUTIONS LATEST 2025 UPDATE.

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2 pages

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