« OHS2020 Chap1 » : différence entre les versions

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=Laura is happy=
=Laura is happy=


=sadjaksdjkashdHow do we know that our human story began 7 million years ago?=
=How do we know that our human story began 7 million years ago?=
skdjhflksdhflkjsdhjklsdhJFKL--[[Utilisateur:Pierre.brawand|Pierre.brawand]] ([[Discussion utilisateur:Pierre.brawand|discussion]]) 27 mars 2020 à 11:18 (CET)


=Why is fossilization considered as a rare process?=
=Why is fossilization considered as a rare process?=

Version du 27 mars 2020 à 12:18

What is the definition of an hominin?

Laura is happy

How do we know that our human story began 7 million years ago?

skdjhflksdhflkjsdhjklsdhJFKL--Pierre.brawand (discussion) 27 mars 2020 à 11:18 (CET)

Why is fossilization considered as a rare process?

What is the molecular clock concept?

The molecular clock is way to analyse the time that occured between the speciation process among to species.

What is speciation?

The speciation mechanism is the process by wich a new species is made. dskasdjlfasjdfaljsd

Is sexual dimorphism relevant to the recognition of hominin species ?

How do we reconstruct hominin diets?

To know the type of food hominins ate, scientists look at the chemical composition of body tissues such as bones. --IrisH (discussion) 24 mars 2020 à 11:20 (CET)

OK but you could bring more elements in your answer.--Pierre.brawand (discussion) 26 mars 2020 à 10:04 (CET)