Examlex
A(n) _____ character is a symbol that can be used as a general substitute for other characters or commands.
Natural Selection
The process by which organisms better adapted to their environment tend to survive and produce more offspring, driving the evolution of species.
Darwin's Theory
The scientific theory of biological evolution by natural selection, proposed by Charles Darwin, explaining how species evolve over time.
Isolating Mechanism
Biological features or behaviors that prevent species from interbreeding, thereby maintaining species boundaries.
Delphinium Nudicaule
A species of perennial flower in the buttercup family known for its vivid red-orange flowers, commonly referred to as the red larkspur.
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