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SUMMARY
The theory of evolution states that evolution
happens by natural selection. Here are the
key points:
· Individuals in a species show a wide range of
variation.
· This variation is because of differences in
genes.
· Individuals with characteristics most suited
to the environment are more likely to
survive and reproduce.
· The genes that allowed the individuals to be
successful are passed to the offspring in the
next generation.…read more

Slide 3

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CONTINUED
Individuals that are poorly adapted to their
environment are less likely to survive and
reproduce. This means that their genes are
less likely to be passed to the next
generation. Given enough time, a species
will gradually evolve.…read more

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