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Unit 3 of 6

Unit 3: Practical Skills in Biology I

Edexcel IAL Biology · Linear · 28 lessons · 3 quizzes

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3.1

Practical Skills in Biology I5 min

3.2

Using a light microscope and cell ultrastructure5 min

3.3

Unit 3 - Assignment: Practical Skills in Biology I20 min

3.1.1

Cell Theory20 min

3.1.2

Levels of Organisation of Cells20 min

3.1.3

Eukaryotic Cells20 min

3.1.4

The Rough Endoplasmic Reticulum and Golgi20 min

3.1.5

Prokaryotic Cells20 min

3.1.6

Electron Microscopy of Animal Cells20 min

3.1.7

Microscopy - Magnification and Resolution20 min

3.1.8

Core Practical 5 - Light Microscopy20 min

3.2.1

Gene Locus20 min

3.2.10

Cell Specialisation20 min

3.2.11

Post-Transcriptional Changes to mRNA20 min

3.2.12

Gene Interaction and Epigenetics20 min

3.2.13

Polygenic Inheritance and Continuous Variation20 min

3.2.2

Meiosis and Variation20 min

3.2.3

Mammalian Gametes20 min

3.2.4

Fertilisation in Mammals20 min

3.2.5

Fertilisation in Flowering Plants20 min

3.2.6

The Cell Cycle and Mitosis20 min

3.2.7

Core Practical 6: Observing the Stages of Mitosis20 min

3.2.8

Calculation of Mitotic Index20 min

3.2.9

Stem Cells and Cell Potency20 min

7.1.7

Core Practical 15: Investigation of Respiration in Yeast20 min

7.1.8

Core Practical 16: Respirometer to Calculate RQ20 min

7.2.7

Core Practical 17: The Effects of Exercise20 min

8.2.2

Core Practical 18: Amylase in Germinating Cereal Grains20 min

Practice for this unit

Practical Skills in Biology I — Past papers

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3.2 Using a light microscope and cell ultrastructure – Exam questions

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Unit 3 — Practical Skills in Biology I - Check yourself

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