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Biological evolution
Changes in traits/phenotype that are due to changes in allele frequency/genetic changes passed on in Gene's from one generation to the next
Cranial capacity
The volume of the cranium/brain case - usually given in cm3 (cubic cm)
Endocranial
Literally 'within the skull' - refers to features of the brain inferred by endocast impressions and volume
Hominid
All extinct and living gets apes. Including humans, chimps, gorillas and orangutans
Hominin
Modern humans and our extinct ancestral relatives (every species since the divergence from our common ancestor)
Prognathism
The degree at with the mandible (snout) and maxilla extend beyond the face (pronounced in chimps, much reduced in homo sapiens
Sexual dimorphism
Differences in morphology/features of males and females of the same species
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