rasgo derivado

Una función que calcula la pendiente de una curva, es decir, la pendiente de la recta tangente a la gráfica de la función en ese punto. La derivada de una función f en un punto x ...

derivado

Образование; SAT терминология

Coming or acquired from some origin.

derivado

Химия; Химические вещества

Sustancia que se obtiene de otra fuente.

enfermedad endémica

Антропология; Физическая антропология

A disease that remains at a more or less constant frequency of affected individuals in a population all of the time. Examples: hypertension, tooth decay, and malaria.

polimorfismo

Антропология; Физическая антропология

A genetic trait controlled by more than one allele, each of which has a frequency of 1% or greater in the population gene pool. See balanced polymorphism.

termoluminiscencia (TL)

Антропология; Физическая антропология

A radiometric dating method based on the fact that trace amounts of radioactive atoms, such as uranium and thorium, in some kinds of rock, soil, and clay produce constant low ...

modelo de asimilación

Антропология; Физическая антропология

A hypothesis to explain the origin of modern Homo sapiens. It proposes that the first modern humans evolved in Africa, but when they migrated into other regions they did not ...

potasio-argón

Антропология; Физическая антропология

A radiometric dating method based on the fact that potassium-40 in volcanic rock decays into argon-40 and calcium-40 at a known rate. The half-life of potassium-40 is ...

pedernal

Антропология; Физическая антропология

A kind of hard, rock with a glassy opaque appearance. It was a favorite raw material for many prehistoric humans for the manufacture of tools such as knives and scraping ...