7 – Genetics, population genetics and evolutionary processes

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7 Genetics, population genetics and evolutionary processes Copyright © UCLES 2018 Passage of information from parent to offspring 16.1 16.2 Variation 17.1 The role of genes in determining the phenotype 17.2 Natural and artificial selection 17.3 Evolution Genetic inheritance Evolution parents offspring homologous pairs of chromosomes diploid haploid C G T T A A C C T T A A mutation A a A a AA Aa Aa aa A C G T T A T G C A A T gene locus allele continuous discontinuous A B AB O environmental milk yield p 2 + 2pq + q 2 = 1 Hardy–Weinberg principle Variation Evolution KC 1 KC 2 KC 3 KC 4 KC 5 Key: KC 6 KC KC KC KC KC

Transcript of 7 – Genetics, population genetics and evolutionary processes

Page 1: 7 – Genetics, population genetics and evolutionary processes

7 Genetics, population genetics and evolutionary processes

Copyright © UCLES 2018

Passage of information from parent to offspring16.1 16.2

Variation17.1

The role of genes in determining the phenotype

17.2 Natural and artificial selection

17.3 Evolution

Genetic inheritance

Evolution

parents

offspring

homologouspairs of

chromosomes diploid haploid

CGT T AA

CCT T AA

mutation

A aAa

AA AaAa aa

A C G T T A

T G C A A T

gene locus allele

continuous discontinuous

A B AB O

environmental

milk

yiel

d

p2 + 2pq + q2 = 1

Hardy–Weinbergprinciple

Variation

Evolution

KC 1 KC 2 KC 3 KC 4 KC 5Key: KC 6

KCKC

KC KC

KC