Examlex
Compare and contrast slope erosion in humid and in arid or semi-arid regions.
Evolution
The mechanism by which diverse species of organisms are considered to have emerged and varied from their predecessors over the course of the Earth's history.
Genetic Drift
A mechanism of evolution that causes allele frequencies to change randomly over time due to chance events.
Mutation
A permanent alteration in the DNA sequence that makes up a gene, leading to variability within populations and potentially to new traits or diseases.
Adaptive Evolution
The method by which populations adapt to their surroundings by evolving genetic characteristics across generations.
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