Examlex
The idea of one "leap day" every four years was introduced into the calendar by
Gene Flow
The transfer of genetic variations from one population to another, leading to changes in the genetic composition of those populations.
Biological Diversity
The variety and variability of life forms within a given ecosystem, biome, or for the entire Earth, involving species diversity, ecosystem diversity, and genetic diversity.
Genotype
The genetic makeup of an organism, consisting of both visible and unseen traits, determined by its DNA.
Phenotype
The observable characteristic of an organism that may or may not reflect a particular genotype due to the variable expression of dominant and recessive alleles.
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