Theories of evolution

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What are the 4 stages of Natural Selection?
1) variation (in population) / mutation 2) longer nosed individuals get more food / leaves 3) (these) survivors breed (more) 4) pass on genes / alleles / DNA (for long nose)
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What are the two stages to Lamarck’s theory?
1) Phiomia / ancestor stretched its nose (during its lifetime) to reach food / leaves 2) passed on (stretched nose) to offspring
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In the 1800s, many scientists could not decide whether Lamarck’s theory or Darwin’s theory was the right one. Give two reasons why.
insufficient evidence / no proof mechanism of inheritance not known
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Before the 1800s, many people had a different idea to explain where all the living things on Earth came from. What idea was this?
God made all living things
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Whos theory is now widley known to be the truth?
Charles Darwin natural selection
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Other cards in this set

Card 2

Front

What are the two stages to Lamarck’s theory?

Back

1) Phiomia / ancestor stretched its nose (during its lifetime) to reach food / leaves 2) passed on (stretched nose) to offspring

Card 3

Front

In the 1800s, many scientists could not decide whether Lamarck’s theory or Darwin’s theory was the right one. Give two reasons why.

Back

Preview of the front of card 3

Card 4

Front

Before the 1800s, many people had a different idea to explain where all the living things on Earth came from. What idea was this?

Back

Preview of the front of card 4

Card 5

Front

Whos theory is now widley known to be the truth?

Back

Preview of the front of card 5

Comments

/Lucas/Austin/

Very detailed and useful

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