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Human evolution
Otherwise known as anthropogeny; anything of or relating to the study of the origin and evolution of Homo sapiens as a distinct species from other hominids, great apes and placental mammals.
Industry: Archaeology
Add a new termContributors in Human evolution
Human evolution
X chromosome-autosome balance system
Archaeology; Human evolution
A genotypic sex determination system. The main factor in sex determination is the ratio between the numbers of X chromosomes and autosomes. Sex is determined at the time of fertilization, and sex ...
Klinefelter syndrome
Archaeology; Human evolution
A human clinical syndrome that results from disomy for the X chromosome in a male, which results in a 47,XXX male. Many of the affected males are mentally deficient, have underdeveloped testes, and ...
Prophase I
Archaeology; Human evolution
The first stage of meiosis. There are several stages of phophase I, including leptonema, zygonema, pachynema, diplonema, and diakinesis.
Romer's Rule
Archaeology; Human evolution
The generalisation that new adaptations are often allowed by evolutionary changes that initially better adapt a species to its old way of life.
Cope's Rule
Archaeology; Human evolution
The generalisation that there is a steady increase in size in phyletic series.
F1 generation
Archaeology; Human evolution
The first filial generation produced by crossing two parental strains.
Meiosis I
Archaeology; Human evolution
The first meiotic division that results in the reduction of the number of chromosomes. This division consists of four stages: prophase I, metaphase I, anaphase I, and telophase I.
