Genomes-L13-Our Recent History

what happened after Homo sapiens spread across the globe? and when did this happen?

• Homo sapiens- colonised 70-40k y/a

• last glacial maximum- 26-20k my/a

• holocene epoch- 12k y/a

what happened after the last ice age?

recovering earth- hospitable regions because sedentary and began the Neolithic Era

how did agriculture spread across Europe? how many years?

6.5k-3.5k y/a

Where did expansion start during the Holocene Era?

• from the Southeast Europe from migratation and spread North

when did farming spread through UK and Ireland? and what was introduced?

around 400BC- began the Neolithic Era

• domestication of Ireland and large megalithic tombs like Newgrange

how did Irelands first farmers come about? migration or advanced hunter gatherers?

Ireland's first farmers were likely a result of migration from neighboring regions

during the Bronze Age- what happened and who migrated to Ireland?

around 2500BC- metal tools appear- from copper mining, funeral practices changed- a crouch burial-"belief in the afterlife

• migration from the Euarasian Steppe

where do modern entholinguitsic diversity come from?

comes from Indo-European- evolved from Proto-Ino-European in Eurasian Steppe

the newgrane genome- what was found? and name them

25% f it was made of homozygosity- inbreeding of first degree relatives

• NG10 and CAK532