Examlex
Which mechanism allows lipid-soluble substances to move through the membranes of endothelial cells of capillaries?
Cladogram
A diagram used in cladistics which shows relations among organisms based on shared derived characteristics.
Phylogeny
Evolutionary history of a species or group of species.
Clade
A group of taxa whose members share one or more defining derived traits.
Genetic Variation
The diversity in gene frequencies within a population, contributing to the population's adaptability.
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