Examlex
Which term best describes an accumulation of angular rock fragments at the base of a steep, bedrock slope or cliff?
Frequency
The rate at which a particular characteristic or phenomenon occurs within a given population or area.
Fitness
In evolutionary terms, the ability of an organism to pass its genes to the next generation, often measured by the organism's reproductive success.
Post-mating, Prezygotic
Describes reproductive barriers that occur after mating but before the formation of a zygote, such as sperm-egg incompatibility.
Reproductive Isolating Barrier
Factors that prevent different species from interbreeding, thus maintaining species boundaries.
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