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Pearson Edexcel International Advanced Level Biology Specification: Structured Study Notes

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Modern Genetics

  • Modern Genetics
    09:03

Fundamentals of Genetics

  • Descriptive Genetics
    03:45
  • Chromosomal Fundamentals
    03:25

Mendel's Experiments and Laws

  • Mendel's Laws
    05:48
  • Mendel's Experiments
    08:06

Inheritance in Diploids and Haploids

  • Haploid Genetics
    02:45
  • Diploid Genetics
    27:36

Monohybrid Cross

  • Monohybrid Cross
    10:20

Dihybrid Cross

  • Branch Diagram
    06:28
  • Punnet Square
    15:24

Sex-Linked Genes

  • Sex-Linked Genes
    07:56
  • Morgan's Eye Color Fruit Fly Cross
    10:05

Probability and Genetics

  • Probability
    07:41

Pedigrees

  • Pedigree Flowchart
    01:59
  • Pedigree Symbols
    02:48
  • Sex-Linked Pedigrees
    10:56

Understanding Independent Assortment

  • Gamete Genetics and Independent Assortment
    04:58

Chi Square Analysis

  • Step 5
    00:53
  • Step 4
    03:14
  • Chi Square Analysis
    18:27

Sex Chromosome

  • Sex Determination
    04:24
  • Human Sex Chromosomes
    10:35

X-Inactivation

  • Regions of X Chromosomes
    00:30
  • X-Inactivation
    09:30
  • Purpose of X Inactivation
    00:52

Overview of interacting Genes

  • Interacting Genes Overview
    07:56

Pleiotropy

  • Pleiotropy
    04:08

Epistasis and Complementation

  • Other Gene Interactions
    07:10
  • Complementation
    05:05
  • Epistatic Genes
    13:08

Variations of Dominance

  • Variations on Dominance
    04:37

Penetrance and Expressivity

  • Penetrance and Expressivity
    02:09

Organelle DNA

  • Organelle Inheritance
    05:13
  • Organelle DNA Characteristics
    04:11

Maternal Effect

  • Maternal Effect
    00:33
  • Maternal Effect
    03:38
  • Types of Maternal Inheritance
    00:36

Mapping Overview

  • Mapping Overview
    11:11

Crossing Over and Recombinants

  • Crossing Over Terminology
    07:38
  • Morgan's Studies of Crossing Over
    11:42
  • Gamete Genotypes
    07:52

Mapping Genes

  • Mapping Genes
    09:09
  • Modern Mapping
    03:04

Trihybrid Cross

  • Trihybrid Cross
    26:08

Multiple Cross Overs and Interference

  • Multiple Cross Overs and Interference
    06:14

Chi Square and Linkage

  • Chi Square and Linkage
    07:33

Mapping with Markers

  • Mapping with Markers
    07:11

Positional Cloning

  • Positional Cloning
    07:

Types of Mutations

  • Base Distortions
    03:49
  • Point Mutations
    09:49
  • Mutations and Phenotypes
    10:48

Spontaneous Mutations

  • Spontaneous Mutations
    09:52

Induced Mutations

  • Induced Mutations
    04:29

DNA Repair

  • DNA Proofreading
    01:45
  • Repair Pathways
    05:44
  • Double Strand Breaks
    03:03