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Chapter 15 Science
Terms in this set (14)
studies and observes natural world
Chain of islands near South America where Darwin developed his theory of natural selection by studying the unique life there.
The Origin of Species
Charles Darwin's book explained how various species evolve over time and only those with advantages can survive and reproduce
the process by which individuals that are better adapted to their environment are more likely to survive and reproduce
species produce more offspring than possibly can survive.
members of same species differ from one another and many of their traits
the struggle between organisms to survive in a habitat with limited resources
some variations make some individuals better able to adapt to environment. They are more likely to survive and reproduce and pass favorable traits to offsprings.
The preserved remains or traces of organisms that once lived on Earth.
SImilarities in early development
organisms appear similar during early stages of element
Similarities in Body Structure
Similarities provide evidence that these animal groups all evolved from a common ancestor.
Similarities in DNA and protein structure
Scientists compare the sequence of nitrogen bases in DNA and the order of amino acids in a protein to how closely related the two species are to each other.
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