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Hipervinculo Biología
La biodiversidad en el planeta TierraBiodiversidad es un contenido didáctico publicado en Educ.ar, el portal de la educación del gobierno de Argentina. Su biblioteca dispone de un importante recopila ...
Observa el movimiento de los insectos en las plantas carnívoras de la maceta. Verás que muchos pasan a través de la trampa de las hojas y que éstas no se cierran. Sin emb ...
Hipervinculo Biología
AulaVisual te invita a aprender sobre la antropogénesis u origen del hombre. Antropogénesis es un contenido didáctico publicado en Educarchile, el portal de la educació ...
Hipervinculo Biología
Este video describe la teoría de la evolución y su historia. El primero en presentarla de una forma suficientemente elaborada fue el francés Jean-Baptiste Lamarck.Evolución es un recurso didáctico pub ...
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 ...
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