What is meant by descent with modification?

Descent with modification refers to the concept that new species arise from pre-existing species over generations. As organisms reproduce, genetic changes accumulate, leading to variations and adaptations, which eventually result in the emergence of new species.

Related Questions:

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  3. Differentiate between natural and artificial selection.
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  5. Define the following branches of biology and give at least one significance of studying these branches.
  6. Can you distinguish between:
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  8. What is the contribution of the following scientists?
  9. Observations are mainly of two types, qualitative and quantitative. Sort the following observations accordingly:
  10. A Nobel Prize winner gave a hypothesis about the effects of the COVID-19 vaccine. Can it be wrong? Why? Develop a deduction from the hypothesis, “Vaccination of COVID-19 can reduce the severity of complications in case of infection.”
  11. Why is it impossible to eradicate malaria?
  12. The diagram shows one insect. Answer the following questions related to it.
  13. Why did Ross not allow infected mosquitoes to bite a healthy person?
  14. Hepatitis B virus was found in the blood of 10 persons, but only 6 of them were suffering from the disease. Why?
  15. How is biology related to other sciences? Show and explain the link.
  16. How can biology lead to careers in various fields?
  17. Explain that science is a collaborative field.
  18. Why is biology important for human welfare?
  19. Discuss the biological method of study and its applications.
  20. How is the biological method applied to find the cause of malaria?