Incest and folk-dancing ….

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Incest and folk-dancing …. Steve jones. Steve Jones 2001 Pan Pacific Bodybuilding Champion. Elephant seal. Testosterone Molecule. M-f mortality. Female anglerfish and her partners. The Y. Male. Thames at Westminster. Thames near Source. - PowerPoint PPT Presentation

Transcript of Incest and folk-dancing ….

Incest and folk-dancing ….

                                    

      Steve Jones 2001 Pan Pacific

Bodybuilding Champion

Steve jones

Elephant seal

Testosterone Molecule

M-f mortality

Female anglerfish and her partners

The Y

MaleMale

Thames at Westminster

Thames near Source

Drosophila bifurca – testis, the single sperm, and a standard of comparison

The Apocalypse according to William Blake

The city of Megiddo – the biblical Armageddon

Armageddon

THE ARITHMETIC OF ARMAGEDDON – 722 BC

2, 4, 8, 16, 32 …… fifty times: comes to

100,000,000,000,000,(a hundred million million) supposed ancestors.

At a generous guess the real number of people then was 100,000,000 (a hundred million).

Ie not enough ancestors - which means SHARED ANCESTRY AND UNIVERSAL INBREEDING!

Present

Time

22 individuals

18 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

3 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

3 ancestors

3 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

3 ancestors

3 ancestors

3 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

3 ancestors

3 ancestors

3 ancestors

2 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

3 ancestors

3 ancestors

3 ancestors

2 ancestors

2 ancestors

Present

Time

22 individuals

18 ancestors

16 ancestors

14 ancestors

12 ancestors

9 ancestors

8 ancestors

8 ancestors

7 ancestors

7 ancestors

5 ancestors

5 ancestors

3 ancestors

3 ancestors

3 ancestors

2 ancestors

2 ancestors

1 ancestor

Present

Time

Present

Time

Most recent common ancestor(MRCA)

Inbreedign euro royalty

Serious inbreeding among European Royals (max at 7 generations = 128 ancestors)Generations 4 5 6 7 Ift de Espana (1901-1964) 8 12 12 12

Gottfried of Tuscany (1901-) 8 10 15 18

Alfonso XII King of Spain (1857-1885) 4 4 6 8

Francesco, Duke of Marchena (1861-1923) 2 4 8 8

Maria Antonia of Austria (1669-1692) 4 4 6 10

Louis XV King of France (1710-1774) 4 8 12 16

Tutankhamun’s pedigree - incest

Feet of an inbred God - Tutankhamun

3000 lines of descent 4000 lines of descent

Inbred – identity by descent

Charles Darwin’s cousin marriage

The Bulldog in 1817

The Bulldog in 2008

Rare surnames (Attenborough but not Smith) share a Y chromosome

Consang marriage rates ww

Finnish genetic disease

VLINCL pedigrees in Finland

Inbreeding loops in Finland

Likely world colonisation routes, and genetic distance from E Africa (shades of green)

Extent of diversity against distance to Addis Ababa – lowest in Americas

Runs of homozygosity – shared names, and shared lengths of DNA

attenboroughattenborough

agccccttaattaagccccttaatta

Inbreeding in Croatia

Runs of homozygosity of different lengths, island and mainland

Close correlation between inbreeding as measured from pedigrees and from runs of homozygosity

Runs of homozygosity: more inbreeding in hunter-gatherers than farmers

Runs of homozygosity (green blocks) in boy with multiple medical problems. May be son of incestuous relationship

The locations of the identified IBD segments (black horizontal bars) among the genomes of the colon cancer patients and the control data sets.

Runs of homozygosity and schizophrenia: odds increase by 17% for every 1% increase in genome-wide autozygosity.

ROH in Early Onset Parkinson’s Disease; cases blue controls red. Black line – ratio.

Increase in infection rates with inbreeding

Sex and the 747 – American flight patterns

Decline in US runs of homozygosity (inbreeding) with birth date from 1900 to 2000

Jones in 1881

Jones in 1998

Fig. 1 Language locations and regional variation in phonemic diversity – bottlenecks on the way across the world.

Q D Atkinson Science 2011;332:346-349

Published by AAAS

Outbred and inbred slug populations

Oxfordshire (left); Skye (right)