A fact is 100% truth and a theory can be disproven. It is widely accepted and has evidence to support it.
15
The theory of evolution states that any change in the _________ ___________ within a population occurs across generations.
heritable traits
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True or False. Evolution can occur in an individual organism.
False
15
List the 5 Mechanisms for Change (causes, 5 Fingers of Evolution).
mutation, migration (gene flow), natural selection, non random mating (sexual selection) and genetic drift
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List 3 reasons an organism might need to change over time.
Climate change, lack of resources like food, water, mates, territory, a natural disaster, a new predator
15
Define a fossil.
the remains of a once living organism- it is no longer on Earth
15
True or False. An ancient arrow head is considered a fossil.
False
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The most accurate form of fossil dating is when radioactive element decay is measured from inside the fossil to give an exact age. Name this form of fossil dating.
Absolute (radioactive)
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True or False. Absolute dating is the most accurate form of fossil dating.
True
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How does the fossil record provide evidence to support evolution?
it shows that organisms have changed over time, they are more complex now and some have gone extinct, it also shows diversity of life in patterns.
15
Darwin presented 6 pieces of evidence to support his theory of evolution. Name 4 of them.
