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If a mutation occurs, and it helps an organism survive, what can it become?
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
Why are adaptations always positive?
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
What is variation in a population caused by?
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
What is a mutation?
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
What is an adaptation?
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
Mutations that allow organisms to ____ can become adaptations.
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
Darwin observed that
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
Darwin noticed that finch appearance changed depending on
Genetic mutations
over time, species moving to other islands produced new species.
They can only be reproduced once.
their food sources on each specific island.
An adaptation
Any trait that increases an organisms rate of survival
survive and reproduce
Any random change to an organisms DNA - can be positive, negative, neutral.
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