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What is the cause of variations?...

What is the cause of variations?

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Variations develop during reproduction in organisms. Sexual reproduction and errors in DNA copying lead to variations in offspring in a population.
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VGS PUBLICATION-BRILLIANT-HAREDITY -FROM PARENT TO PROGENY -(CREATIVE QUESTIIONS FOR NEW MODEL PAPER)( 1 mark questions)
  1. Name the method, which helps in determining the age of fossils.

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  2. What is human evolution?

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  3. What is the cause of variations?

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  4. What is divergent evolution? Explain taking an example of plants.

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  5. What is convergent evolution?

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  6. Where were the fossils of dinosaurs collected?

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  7. what are vestigial organs?

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  8. indentify the scientist. He was the first person to propose the theory...

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  9. Who proposed theory of inhertitance of acquired characters?

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  10. Who proved that bodily changes are not inherited?

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  11. Who proposed the theory of natural selction?

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  12. What does the theory of natural selection state?

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  13. How many vestigial organs are present in man

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  14. Give an exmaple for vestigial organ in our body.

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  15. Who is called as moving museum of vestigial organs'?

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  16. How can one change adopted perform different functions?

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  17. Why are traits acquired during the lifetime of an individual not inher...

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  18. What factos could lead to rise of a new species?

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  19. Can the wing of abutterfly and the wing of a bat be considered homolog...

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  20. If the sperm bearing 'Y' chromosome fertilizes the egg, the child born...

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