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2
3
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100
An adaptation that an organisms has acquired through experience.
What is a learned behavior?
100
What is one of the main ways that a new species forms?
What is a group is separated from the rest of the species.
100
Type of rock most fossils are found in.
What is sedimentary rock?
100
Which term refers to a species that no longer has any living members?
What is extinct.
100
Which term refers to a species creating more offspring than can possibly survive?
What is overproduction
200
What is the role of genes in evolution?
What is only traits that are controlled by genes can be acted on by natural selection.
200
If two organisms look very similar during their early stages of development, this is evidence that the organisms ___
What is evolved from a common ancestor
200
What evidence is most important when using relative dating?
What is the position of fossils in sedimentary rock layers.
200
A structure that shows two organisms share a common ancestor.
What is homologous strucute?
200
Law that states older rocks will be located deeper in the earth.
What is the law of superposition?
300
Example: whale pelvic bone or human tail bone
What is a vestigial structure?
300
A characteristic that better equips an organism to survive in its environment
What is an adaptation?
300
Fossil used to identify a time period for relative dating.
What is an index fossil?
300
The two most related organisms.
What is are house cat and leopard?
300
A trait that helps and organism survive and reproduce is called a(n) ___
What is adaptation
400
How does natural selection lead to evolution?
What is Helpful variations accumulate among surviving members of the species.
400
Scientists combine evidence from fossils, body structures, early development, DNA, and protein structures to ____
What is determine the evolutionary relationships among species.
400
The _____ of a radioactive element is the time it takes for half of the atoms in a sample to decay.
What is half-life
400
Natural Selection is affected by _____, or traits that are different in members of the same species.
What is variations
400
A type of structural adaptation that enables a species to blend in to their environment.
What is camoflauge?
500
A moth population changes color over time, this is evidence of _______.
What is natural selection?
500
The two types of selective breeding.
What are inbreeding and hybridization?
500
Rock formation that cuts though other rocks.
What is an igneous intrusion.
500
A controversial technology that involves inserting a gene for a desired trait into the genome of another organism.
What is genetic engineering?
500
Risk that comes from artificial selection.
What is lack of genetic diversity?