4. Genetic Variation

GENETIC VARIATION

• HOW CAN THE GENETIC SIMILARITIES & DIFFERENCES WITHIN & BETWEEN SPECIES BE COMPARED?
• "Conduct Practical Investigations To Predict Variation In The Genotype of Offspring By Modelling Meiosis"

Meiosis : Crossing of Homologous Chromosomes

Meiosis : Fertilisation

Meiosis : Mutations

GENETIC VARIATION

• HOW CAN THE GENETIC SIMILARITIES & DIFFERENCES WITHIN & BETWEEN SPECIES BE COMPARED?
• "Model The Formation of New Combinations of Genotypes Produced During Meiosis"

Autosomal Alleles

Sex-Linkage Alleles

Co-Dominance Alleles

Incomplete Dominance Alleles

Multiple Alleles

Punnet Squares

Pedigrees

GENETIC VARIATION

• HOW CAN THE GENETIC SIMILARITIES & DIFFERENCES WITHIN & BETWEEN SPECIES BE COMPARED?
• "Investigate The Structure & Functions of Proteins In Living Things"

Examining Frequency Data

Analysing Single Nucleotide Polymorphism (SNP)