Natural Selection - Understanding Evolution
Natural selection is one of the basic mechanisms of evolution, along with mutation, migration, and genetic drift. Darwin’s grand idea of evolution by natural selection is relatively simple but often …
Understanding Evolution – Your one-stop source for information …
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the …
DNA and Mutations - Understanding Evolution
Mutations are essential to evolution; they are the raw material of genetic variation. Without mutation, evolution could not occur. In this tutorial, we’ll explore: DNA and the molecular basis …
The causes of mutations - Understanding Evolution
So understanding where, when, why, and how often mutations occur is key in understanding how evolution happens. Today, quick and inexpensive DNA sequencing means biologists can take …
Misconceptions about evolution
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the …
Artificial selection - Understanding Evolution
Artificial selection is an evolutionary process in which humans consciously select for or against particular features in organisms – for example, by choosing which individuals to save seeds …
Gene flow - Understanding Evolution
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the …
Adaptation - Understanding Evolution
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the …
Coevolution
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the …
Evolutionary fitness - Understanding Evolution
Evolution 101. An introduction to evolution: what is evolution and how does it work? The history of life: looking at the patterns – Change over time and shared ancestors; Mechanisms: the …
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