Examlex
A rational decisionmaker takes an action if and only if the marginal cost exceeds the marginal benefit.
Intermediate Forms
Organisms or structures that show characteristics bridging two different groups, often seen in evolutionary contexts.
Paedomorphosis
Retention of juvenile or larval features in a sexually mature animal.
Allometric Growth
Variation in the relative rates of growth for different parts of the body during development.
Macroevolution
Large-scale evolutionary events over long time spans. Macroevolution results in phenotypic changes in populations that are significant enough to warrant their placement in taxonomic groups at the species level and higher. Compare with microevolution.
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