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En este vídeo se tratarán de unir dos nociones: el diseño inteligente y la evolución. Es un contenido educativo de Khan Academy. Khan Academy dispone de miles de ví ...
¿Cómo clasificamos a los seres vivos? ¿En qué nos basamos para realizar esas clasificaciones? Eso es a lo que este vídeo tratará de dar respuesta. Es un cont ...
Vídeo explicativo sobre la taxonomía y la clasificación de los seres vivos según Carlos Linneo. Es un contenido educativo de Khan Academy en Español. Khan Academy n ...
Video Biología
"The Hardy-Weinberg Law is an equation for calculating the frequencies of different alleles and genotypes in a population in genetic equilibrium and expressed by the formula p + q = 1 where p is the f ...
Video Biología
"Speciation is the formation of a new species. A species is defined as a group of organisms that can interbreed successfully with each other. In allopatric speciation, two populations can get physical ...
Hipervinculo Biología
"Genetic flow, also called gene migration, is the transfer of genes between different populations through migration. Immigration is when new organisms join a population, changing allele frequencies. E ...
Hipervinculo Biología
"Genetic drift results from random changes the genes and allele frequency of a group of organisms. Genetic drift is usually found in small populations because smaller random events have a bigger effec ...
"The evolution of populations is defined as the changes populations undergo when organisms change over time as predicted by Darwin's Theory of Evolution. Over time, organisms which are most fit for th ...
"Reproductive isolation is a mechanism that keeps species from mating with others. Prezygotic isolation prevents the fertilization of eggs while postzygotic isolation prevents the formation of fertile ...
Video Biología
"Divergent evolution occurs when related species develop unique traits due to different environments or selective pressures. A classic example of divergent evolution is the Galapagos finch which Darwi ...
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