Physical anthropology

Physical anthropology

The branch of anthropology that studies the development of the human race in the context of other primate species.

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Physical anthropology

Ovum

Anthropology; Physical anthropology

A female sex cell or gamete that has completed all of the phases of the meiosis process.

Teratogen

Anthropology; Physical anthropology

A mutagen that can cause a mutation in a sex cell. Such mutations can be inherited. Mutations that occur only in somatic cells are not inherited, though they can result in cancer.

Prokaryotic cell

Anthropology; Physical anthropology

A cell that lacks a true nucleus and divides by simple fission rather than mitosis. Bacteria and blue-green algae are prokaryotes. See eukaryotic cell.

A phrase Charles Darwin used to refer to the process by which natural selection favours some variations resulting in their becoming more common in the next generation. Descent with modification is ...

Gamete

Anthropology; Physical anthropology

A reproductive cell--sperm or unfertilized ovum cell produced in the testes and ovaries of animals. Gametes are produced by meiosis. They normally have half the number of chromosomes found in somatic ...

Polyandrous

Anthropology; Physical anthropology

A mating pattern in which one female has more than one male mate. Polyandry is rare among nonhuman primates. It is seen only among marmosets and tamarins. Polyandry occurs in some human societies in ...

Prepared core

Anthropology; Physical anthropology

A rock core that has been preliminarily shaped by rough percussion flaking in order to remove flakes of standardised sizes and shapes. See punch flaking and Levallois flake.