Unit 3 Biology AS Edexcel

Introduction to the AS

Course Material

Unit 1 Core Practicals

DCPIP & Food Tests

Semi-quantitative food tests solving

Membrane Permeability

2 Topics

Membrane Permeability Core Practical

Membrane Permeability Solving

2 Topics

Osmosis Core Practical

Osmosis Solving

1 Topic

Enzymes Core Practical

Unit 1 Core Practicals Mock

Unit 1 Core Practicals Mock Correction

Unit 2 Core Practicals

1 Topic

Microscopy & Staining

3 Topics

Mitosis Core Practical

Mitosis Practice Q

Mitosis Classified Solving

Mitosis Quiz Solving

Plants Physiology

3 Topics

Investigating Tensile Strength + Effects of mineral Ions

Solving Tensile Strength Qs

Solving Mineral Ion deficiency Qs

Plants Physiology Quiz

Plants Physiology Quiz Solving

Antimicrobial Properties of plant Extracts

2 Topics

Investigating the antimicrobial properties of plant extracts

antimicrobial properties solving

3 Topics

Microscopic Sample Preparation

Graticule Measurements

Antimicrobial Properties Quiz

Investigating pollen tube growth

2 Topics

Investigating the effect of sucrose concentration on pollen tube growth

Pollen tube core practical solving

Antimicrobial Properties Quiz Solving

Unit 2 Core Practicals Mock

Unit 2 Core Practicals Mock Correction

Pastpapers

How to get the most out of the past papers solving station?

October 2022 U3

January 2023 U3

October 2023 U3

1 of 2

Introduction to the AS

Unit 3 Biology AS Edexcel Introduction to the AS

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